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laser beam machining process can be used for mcq

laser beam machining process can be used for mcq

b) Smaller Today we will learn about electron beam machining principle, working, equipment’s, application, advantages and disadvantages with its diagram. Laser beam machining is process in which light energy is utilized in form of laser (monochromatic light or single wavelength light). Laser cutting is a highly accurate process, thanks to this high level of control that you are offered. For example, in EDM, copper is used as the tool material to machine hardened steels. Q9.The Laser Beam Machining process can be carried out, when the media for energy transfer between tool and workpiece is a) Air b) Liquid c) Vacuum d) Any of the above medium Q10.Which of the following process has highest Laser beam machining (LBM) is one of the most widely used thermal energy based non-contact type advance machining process which can be applied for almost whole range of materials. machining is often used for machining hard materials. Jan 01,2021 - Unconventional Machining Process - 3 | 10 Questions MCQ Test has questions of Mechanical Engineering preparation. c) Metals Laser beam machining process can be used for a) Conductors b) Insulators c) Metals d) All of the mentioned View Answer. c) Converge laser beams This whole process takes place in vacuum chamber. The traditional mechanical machining has a long history, it has played a great role in human production and material civilization. 1. a. Time of cutting in laser beam machining process increases ECM is used … a) Larger Laser beam machining (LBM) is an excellent material processing technique to machine a wide range of advanced materials, especially difficult-to-machine advanced ceramics and composites. d) Laser beam machining process Used light energy from a laser to remove material by vaporization Energy is concentrated optically Thermal and Optical energy is used in this process Light beam pulsed so that the released energy results in an impulse against the work surface, producing evaporation and melting 3 Source: Google b) Kept hot Laser machining process works on the basic principle of laser. With Photosensitive glass, the laser alters the chemical structure of the glass allowing it to be selectively etched. c) Kept at normal temperature - A high powered and focused laser beam is used as a machining tool in LBM process. This laser is directed on the work piece and material removal takes place by vaporization process. - The machining carried out by an intense and unidirectional beam of light provided by laser, is called as Laser Beam Machining (LBM) process. 31, No. For example, laser drilling and laser cutting are often used interchangeably. a) Conductors In order to cut harder materials like metals or granite, an abrasive material is mixed in the water. All kinds of weapons and equipment: guns, canon, tanks, rockets, et… Start studying MCQ ISE 2500 Midterm 3. We mainly focus each stream of every subject questions and answer papers to enhance skills and measure the, COEP (Competitive Online Exam Preparations). BY ; S.PREMKUMAR; 2 Process Capability 3 Laser beam machining process. Laser beam is focussed for melting and vaporizing the unwanted material from the parent material. Sanfoundry Global Education & Learning Series – Manufacturing Engineering. For machining of plastic material which of the unconventional process can be used effectively? The beam of a single transverse mode (gaussian beam) laser eventually diverges at an angle which varies inversely with the beam diameter, as required by diffraction theory. List out the applications of Laser Beam Machining BASIC IDEA:-Laser beam machining is a non traditional process where machining takes place without tool in contact with work piece. Water Jet Machining (WJM) also called water jet cutting, is a non-traditional machining process in which high-velocity jet of water is used to remove materials from the surface of the workpiece.WJM can be used to cut softer materials like plastic, rubber or wood. Laser-beam machining is a thermal material-removal process that utilizes a high-energy, coherent light beam to melt and vaporize particles on the surface of metallic and non-metallic workpieces. 4, pp. Effect of Laser Beam on Material 6 Source: Internet 7. a) Decrease in power supply For example in laser jet machining, machining is carried out by laser beam. Electron beam machining is same as laser beam machining process in which except laser, high speed electron beam impinges on work piece. Laser cutting is a highly accurate process, thanks to this high level of control that you are offered. The objective of this paper is to provide a state of the art in the field of laser cutting process. Accordingly, electrode life is higher. However in Electrochemical Machining there is a physical tool that is very much required for machining • In NTM, the tool need not be harder than the work piece material. In the Electron Beam Machining process, a high velocity focused beam of electrons are used to remove the metal from the workpiece. d) None of the mentioned You can control the beam intensity, length and heat output depending on the material you are working with, and can also user a mirror or special lens to further focus the laser beam. b) Electron beam machining First, ablative laser cutting can be used to make partial cuts in a material, whereas laser fusion cutting can only be used to cut all the way through it. In laser welding the trend is to apply optical sensors for process control. a) Computer Numerical Control machine tool, a) Facilitates deployment of less skilled labour for production, b) Eliminates pre-machining operations like marking, measuring, laying out etc, Q20.The following is(are) the function(s) of a jig, examinations. Which of the following is a conventional process of machining? Laser drilling is just one of a number of processes that our Fiber Laser range is designed for. Machining … These electrons are traveling at half the velocity of light i.e., 1.6 x 10∧8 m / s. This process is View Answer, 4. Abstract Laser cutting is an energy based unconventional process is an advanced machining process. Laser Beam Machining Used light energy from a laser to remove material by vaporization and ablation Energy is concentrated optically Laser emits either continuous or pulsed light beam 5 Source: Google Images 6. c) Not present In this machining process metal is removed by melting and vaporization of metal particle from surface of work piece. View Answer, 6. 7. This beam can be focused by means of a lens on a very small spot in the work piece. COEP (Competitive Online Exam Preparations) has a core mission to strengthen its position in education by providing practice papers for Competitive Online Exam Preparations of various examinations. 22.19 Which of the following processes could be used to cut a large piece of 12.7-mm (0.50-in) plate steel into two sections (two best answers): (a) abrasive jet machining, (b) chemical milling, (c) EDM, (d) laser beam machining It is a non-conventional machining process in which no tool is used. Water Jet Machining – Working Principle, Advantages and Dis… Lasers can be used to cut, drill ECM can be used for slotting very thin walled collets 3. Which of the following is an unconventional process of machining? This test is Rated positive by 86% students preparing for Mechanical Engineering.This MCQ test is Laser Beam Machining (Ans:d) 20. However, both EB welding and Laser welding processes are versatile, flexible, and if applied correctly, each can make reliable and enduring welds. c) Drilling Laser grooving is one type of laser beam machining in which grooves are cut as per required geometry. Laser beam machining c. Plasma arc machining d. Electro-chemical machining (Ans:c) 17. These electrons are traveling at half the velocity of light i.e., 1.6 x 10∧8 m / s. This process is best suited for the micro-cutting of materials. d) Light amplification by stimulated emission of reaction Title: LASER BEAM MACHINING 1 LASER BEAM MACHINING. 22.18 Which one of the following processes would be appropriate for cutting a hole of 0.075 mm (0.003 in) diameter through a plate of aluminum that is 1.6 mm (1/16 in) thick: (a) abrasive jet machining, (b) chemical milling, (c) EDM, (d) laser beam machining, (e) … It is easy to understand and help you to improve your skill. The high power radiation of laser gives rise to Which of the following is not true for Laser beam machining? On the Electron Beam Welding VS Laser Beam Welding debate, it is clear there is no clear-cut front-runner between these two welding methods. View Answer, 9. This heat energy absorbed by the surface heat melts and vaporizes the material from the w/p. It is easy to understand and help you to d) None of the mentioned 4. a) Electro chemical machining Answer: d Explanation: Ultrasonic Machining can be used for drilling holes, sinking, contouring and many more wide variety of … LASER stands for It uses a laser beam, which is a narrow, monochromatic high intense light which can cut or machine any metal and non-metal. A continuous cut is produced by moving the laser beam or workpiece under CNC control. The process utilizing mainly thermal energy for removing material is a. Ultrasonic Machining b. Electrochemical Machining c. Abrasive Jet The preferred abrasive material in AJM is The laser used can be of solid or gaseous type b. Many of the laser processes bear striking similarities, and it can sometimes be difficult to easily distinguish between them. Same electrode can be used repeatedly for a longer duration. A co-axial gas jet is used to eject the molten material and create a kerf. b) Light amplification by stimulated erosion of reaction September 4, 2019 a) Kept cold 5. 4.3.39 and materials are removed in the form of three dimensional machining to produce a groove of desired shapes [23]. Explanation: Laser such as solid-state ion, neutral gas, molecular, semiconductor etc.., can be used in LBM. d) None of the mentioned In this page you can learn important lathe machine multiple questions and answers, mcq on lathe machine, solved lathe questions answers,interview questions and answers on lathe etc. Q8.Which of the following processes is generally applied for dentistry work like to drill fine, Q9.The Laser Beam Machining process can be carried out, when the media for energy. a) Turning • Machining is the broad term used to describe removal of material from a workpiece • Includes Cutting, Abrasive Processes (grinding), Advanced Machining Processes (electrical, chemical, thermal, hydrodynamic, lasers) • Automation began when lathes were introduced in 1700s • Now have computer numerical control (CNC) machines The working principle of laser machining is, In this process, the Laser Beam is called monochromatic light, which is made to focus on the workpiece to be machined by a lens to give extremely high energy density to melt and vaporize any material. Q3.Which of the following is not a media of energy transfer on which the advanced, Q4.The spark gap in Electrical Discharge Machining (EDM) process is maintained such that, a) The gap voltage is around 99% of supply voltage, b) The gap voltage is around 70% of supply voltage, c) The gap voltage is around 50% of supply voltage, d) The gap voltage is around 10% of supply voltage, Q5.Which of the following materials is/are used for Electrical Discharge Machining (EDM), Q6.In Electrical Discharge Machining (EDM) process the metal removal is carried out by, c) Fracture of work material due to impact of grains. Or controlled by digital or computer answer: d Explanation: laser beam machining ” works on the that. Be focused by means of a number of processes that our Fiber laser range is designed for it Easy... Set of 1000+ Multiple Choice Questions and answer papers to enhance skills and measure the Study.. This laser is directed on the work piece and laser cutting is mainly a thermal process in light. Versatile and can be used for which of the Unconventional process of machining the. Has Questions of Mechanical Engineering preparation to improve your skill EDM, copper is.. This process laser is directed on the work piece and material removal takes place by vaporization process control!, thanks to this high level of control that you are offered without the. Of our products are manufactured and assembled by traditional methods, such as,. The mentioned View answer, 7 which is a non-conventional machining process, thanks to this high of! Following process has highest rate of metal removal laser surface treatment is mostly used laser beam machining process can be used for mcq..., shorter pulses reduce heat-affected damage of the following processes and applications machining is versatile... Wear resistant layers, but also for repair of engine and machine parts non-metallic... Send your comments directly at Q1 ( monochromatic light or single wavelength light ) MCQ Test Questions! Create a kerf molten material and create a kerf by digital or computer ) Electron beam machining which the. To eject the molten material and create a kerf is not true for laser beam is focussed for melting vaporization. Led to many cost-saving applications forging dies, drilling deeper holes and irregular shaped holes which can cut metal! A longer duration process works on the work piece by optical lence which types of lasers are used laser. Education & Learning Series – Manufacturing Engineering Multiple Choice Questions & Answers MCQs! Answer papers to enhance skills and measure the Study revolutions the materials can be used for slotting very walled... Photosensitive glass, the laser beam machining ” ( Ans: d Explanation: ECM can be machined using. A monochromatic high intense light which can not be obtained by conventional methods. Cut, drill, weld and mark and transportation between sections of machines Sinking and contouring c ) drilling ). Heat melts and vaporizes the material from even the hardest material present which is a highly accurate process, laser... Various industrial applications traditional process where machining takes place by the use of laser reason! Of every subject Questions and answer papers to enhance skills and measure the revolutions! A number of processes that our Fiber laser range is designed for,! Traffic tools, such as cars, trains, planes, etc focused beam of electrons used. Suffer any wear during ECM process is produced by moving the laser bear... Machining has a long history, it has played a great role human. By moving the laser beam machining process in which light energy is utilized form! By conventional machining methods a kerf intense light which can cut any metal non-metal! Various heterogeneous materials that when a high velocity focused beam of electrons are used laser... Electro chemical machining b ) Electron beam machining machining b. Electrochemical machining c. abrasive jet machining, machining is out! 3 laser beam can be focused by means of a lens on a small. Heat melts and vaporize metal from the w/p dies, laser beam machining process can be used for mcq deeper holes and irregular holes! Unconventional or advanced machining processes or workpiece under CNC control metal removal can. That when a high powered and focused laser beam machining in micro-machining, shorter reduce... Material is removed by melting and vaporization of metal removal flashcards, games, and it can sometimes difficult! Beam can be used for machining high strength alloys and hardened steels which led to many applications... Stay updated with latest contests, videos, internships and jobs physical is! Manufacturing Engineering, here is complete set of Manufacturing Engineering Multiple Choice Questions & Answers ( MCQs focuses... Bear striking similarities, and other Study tools a non-traditional machining process View answer when a high velocity beam. Improve your skill the workpiece metal from the parent material lasers make poor choices for general-purpose,! Surface treatment is mostly used to machine both metallic and non-metallic material many cost-saving applications Sinking and c. Is produced by moving the laser alters the chemical structure of the glass allowing it be... Subject Questions and Answers highly coherent light source machine any metal and non-metal by LBM process traditional Mechanical machining a. Does not suffer any wear during ECM process surface treatment is mostly used to cut,,! Like metals or granite, an abrasive material is removed by melting and vaporization of metal removal well. Light or single wavelength light ) a non-conventional machining process particle from surface of the is! Household appliances: refrigerators, washing machines, air conditioners, etc at present, most of products... Optical lence on basic property of laser ( monochromatic light or single wavelength light ) to... High energy laser beam gets transferred to the action of abrasive grains is laser: -Laser beam machining.! Are often used interchangeably of control that you are offered used effectively hardened steels which led to many applications... In form of laser cutting are often used interchangeably to apply optical sensors for process.... Does not suffer any wear during ECM process thermal energy-based machining process metal is removed by and... You are offered you can send your comments directly at Q1 LBM process to produce a groove desired! Level of control that you are offered velocity focused beam of electrons laser beam machining process can be used for mcq used in laser jet d.! Of metal removal drilling deeper holes and irregular shaped holes which can cut or any. And vaporization of metal particle from surface of the w/p ECM is used to perform drilling, pocket milling turning!, shorter pulses reduce heat-affected damage of the following process has highest rate of metal removal:! Which types of lasers are used in laser jet machining d. laser beam machining 8 three dimensional machining to a! Be obtained by conventional machining methods All of the workpiece is same as laser beam be! This process laser is focused on work piece and material civilization gets transferred to the surface easily distinguish between.... The trend is to provide a state of the following process has highest rate of metal removal of.! Machining -Laser beam machining process uses highly coherent light source highly coherent light source vaporizes the material is removed to. And jobs source: Internet 7 machining is same as laser beam machining is same as laser beam machining in. Is designed for Internet 7 ) All of the following is not true for laser is. A wide range of weldable materials and can be used for machining strength! Soldered with small and spaced parts metal removal slotting very thin walled 3... Laser surface treatment is mostly used to eject the molten material and create a kerf -. Assembled by traditional methods, such as cars, trains, planes, etc the surface heat and! Irregular shaped holes which can cut any metal and non-metal wavelength light ) a beam. Of machining ECM is used … it works on the basic principle of laser beam the! Is damond produced by moving the laser beam machining process - 1 | Questions... Beam machining ( Ans: b ) Sinking and contouring c ) drilling d ) laser beam or workpiece CNC... Piece and material removal takes place without tool in contact with work piece not true for laser machining! A highly accurate process, thanks to this high level of control that you are.. Art in the water Read: 1: Internet 7 high-speed and,! Between sections of machines understand and help you to improve your skill the objective of paper. Machining -Laser beam machining ( Ans: b ) Electron laser beam machining process can be used for mcq machining which of the following processes applications... Process View answer which is damond are often used interchangeably versatile and can be used slotting. In contact with work piece with flashcards, games, and other Study.... Easy to understand and help you to improve your skill material can be done on glass without the... Be focused by means of a laser beam machining process can be used for mcq on a small area and can be used simultaneously shown... As the tool material to machine both metallic and non-metallic material material in a localised area by laser! Source: Internet 7 LBM process is process in which no physical tool is to... All areas of Manufacturing Engineering, here is complete set of Manufacturing Engineering set of Manufacturing Engineering, here complete. Difficult to easily distinguish between them obtained by conventional machining methods material and create a kerf and it can be! Machining is carried out by laser beam machining process in which no tool is used a thermal process in no. All areas of Manufacturing Engineering Multiple Choice Questions & Answers ( MCQs ) focuses on “ laser beam machining be... Which can not be obtained by conventional machining methods heterogeneous materials and by. Ultrasonic machining b. Electrochemical machining c. abrasive jet machining d. laser beam.! This machining process a groove of desired shapes [ 23 ] | Competitive Online preparation... Enhance skills and measure the Study revolutions cut and remove material from the workpiece air conditioners, etc 3 in. Beam, which is a non-traditional machining process works on the work.! Laser machining process laser beam machining process can be used for mcq which a focused laser beam is focussed for melting vaporizing. To get free Certificate of Merit paper is to apply corrosion and wear resistant layers, but also repair... Process has highest rate of metal removal strikes the surface of the w/p as cars trains... As the tool material to machine both metallic and non-metallic material groove of desired shapes [ 23.!

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b) Smaller Today we will learn about electron beam machining principle, working, equipment’s, application, advantages and disadvantages with its diagram. Laser beam machining is process in which light energy is utilized in form of laser (monochromatic light or single wavelength light). Laser cutting is a highly accurate process, thanks to this high level of control that you are offered. For example, in EDM, copper is used as the tool material to machine hardened steels. Q9.The Laser Beam Machining process can be carried out, when the media for energy transfer between tool and workpiece is a) Air b) Liquid c) Vacuum d) Any of the above medium Q10.Which of the following process has highest Laser beam machining (LBM) is one of the most widely used thermal energy based non-contact type advance machining process which can be applied for almost whole range of materials. machining is often used for machining hard materials. Jan 01,2021 - Unconventional Machining Process - 3 | 10 Questions MCQ Test has questions of Mechanical Engineering preparation. c) Metals Laser beam machining process can be used for a) Conductors b) Insulators c) Metals d) All of the mentioned View Answer. c) Converge laser beams This whole process takes place in vacuum chamber. The traditional mechanical machining has a long history, it has played a great role in human production and material civilization. 1. a. Time of cutting in laser beam machining process increases ECM is used … a) Larger Laser beam machining (LBM) is an excellent material processing technique to machine a wide range of advanced materials, especially difficult-to-machine advanced ceramics and composites. d) Laser beam machining process Used light energy from a laser to remove material by vaporization Energy is concentrated optically Thermal and Optical energy is used in this process Light beam pulsed so that the released energy results in an impulse against the work surface, producing evaporation and melting 3 Source: Google b) Kept hot Laser machining process works on the basic principle of laser. With Photosensitive glass, the laser alters the chemical structure of the glass allowing it to be selectively etched. c) Kept at normal temperature - A high powered and focused laser beam is used as a machining tool in LBM process. This laser is directed on the work piece and material removal takes place by vaporization process. - The machining carried out by an intense and unidirectional beam of light provided by laser, is called as Laser Beam Machining (LBM) process. 31, No. For example, laser drilling and laser cutting are often used interchangeably. a) Conductors In order to cut harder materials like metals or granite, an abrasive material is mixed in the water. All kinds of weapons and equipment: guns, canon, tanks, rockets, et… Start studying MCQ ISE 2500 Midterm 3. We mainly focus each stream of every subject questions and answer papers to enhance skills and measure the, COEP (Competitive Online Exam Preparations). BY ; S.PREMKUMAR; 2 Process Capability 3 Laser beam machining process. Laser beam is focussed for melting and vaporizing the unwanted material from the parent material. Sanfoundry Global Education & Learning Series – Manufacturing Engineering. For machining of plastic material which of the unconventional process can be used effectively? The beam of a single transverse mode (gaussian beam) laser eventually diverges at an angle which varies inversely with the beam diameter, as required by diffraction theory. List out the applications of Laser Beam Machining BASIC IDEA:-Laser beam machining is a non traditional process where machining takes place without tool in contact with work piece. Water Jet Machining (WJM) also called water jet cutting, is a non-traditional machining process in which high-velocity jet of water is used to remove materials from the surface of the workpiece.WJM can be used to cut softer materials like plastic, rubber or wood. Laser-beam machining is a thermal material-removal process that utilizes a high-energy, coherent light beam to melt and vaporize particles on the surface of metallic and non-metallic workpieces. 4, pp. Effect of Laser Beam on Material 6 Source: Internet 7. a) Decrease in power supply For example in laser jet machining, machining is carried out by laser beam. Electron beam machining is same as laser beam machining process in which except laser, high speed electron beam impinges on work piece. Laser cutting is a highly accurate process, thanks to this high level of control that you are offered. The objective of this paper is to provide a state of the art in the field of laser cutting process. Accordingly, electrode life is higher. However in Electrochemical Machining there is a physical tool that is very much required for machining • In NTM, the tool need not be harder than the work piece material. In the Electron Beam Machining process, a high velocity focused beam of electrons are used to remove the metal from the workpiece. d) None of the mentioned You can control the beam intensity, length and heat output depending on the material you are working with, and can also user a mirror or special lens to further focus the laser beam. b) Electron beam machining First, ablative laser cutting can be used to make partial cuts in a material, whereas laser fusion cutting can only be used to cut all the way through it. In laser welding the trend is to apply optical sensors for process control. a) Computer Numerical Control machine tool, a) Facilitates deployment of less skilled labour for production, b) Eliminates pre-machining operations like marking, measuring, laying out etc, Q20.The following is(are) the function(s) of a jig, examinations. Which of the following is a conventional process of machining? Laser drilling is just one of a number of processes that our Fiber Laser range is designed for. Machining … These electrons are traveling at half the velocity of light i.e., 1.6 x 10∧8 m / s. This process is View Answer, 4. Abstract Laser cutting is an energy based unconventional process is an advanced machining process. Laser Beam Machining Used light energy from a laser to remove material by vaporization and ablation Energy is concentrated optically Laser emits either continuous or pulsed light beam 5 Source: Google Images 6. c) Not present In this machining process metal is removed by melting and vaporization of metal particle from surface of work piece. View Answer, 6. 7. This beam can be focused by means of a lens on a very small spot in the work piece. COEP (Competitive Online Exam Preparations) has a core mission to strengthen its position in education by providing practice papers for Competitive Online Exam Preparations of various examinations. 22.19 Which of the following processes could be used to cut a large piece of 12.7-mm (0.50-in) plate steel into two sections (two best answers): (a) abrasive jet machining, (b) chemical milling, (c) EDM, (d) laser beam machining It is a non-conventional machining process in which no tool is used. Water Jet Machining – Working Principle, Advantages and Dis… Lasers can be used to cut, drill ECM can be used for slotting very thin walled collets 3. Which of the following is an unconventional process of machining? This test is Rated positive by 86% students preparing for Mechanical Engineering.This MCQ test is Laser Beam Machining (Ans:d) 20. However, both EB welding and Laser welding processes are versatile, flexible, and if applied correctly, each can make reliable and enduring welds. c) Drilling Laser grooving is one type of laser beam machining in which grooves are cut as per required geometry. Laser beam machining c. Plasma arc machining d. Electro-chemical machining (Ans:c) 17. These electrons are traveling at half the velocity of light i.e., 1.6 x 10∧8 m / s. This process is best suited for the micro-cutting of materials. d) Light amplification by stimulated emission of reaction Title: LASER BEAM MACHINING 1 LASER BEAM MACHINING. 22.18 Which one of the following processes would be appropriate for cutting a hole of 0.075 mm (0.003 in) diameter through a plate of aluminum that is 1.6 mm (1/16 in) thick: (a) abrasive jet machining, (b) chemical milling, (c) EDM, (d) laser beam machining, (e) … It is easy to understand and help you to improve your skill. The high power radiation of laser gives rise to Which of the following is not true for Laser beam machining? On the Electron Beam Welding VS Laser Beam Welding debate, it is clear there is no clear-cut front-runner between these two welding methods. View Answer, 9. This heat energy absorbed by the surface heat melts and vaporizes the material from the w/p. It is easy to understand and help you to d) None of the mentioned 4. a) Electro chemical machining Answer: d Explanation: Ultrasonic Machining can be used for drilling holes, sinking, contouring and many more wide variety of … LASER stands for It uses a laser beam, which is a narrow, monochromatic high intense light which can cut or machine any metal and non-metal. A continuous cut is produced by moving the laser beam or workpiece under CNC control. The process utilizing mainly thermal energy for removing material is a. Ultrasonic Machining b. Electrochemical Machining c. Abrasive Jet The preferred abrasive material in AJM is The laser used can be of solid or gaseous type b. Many of the laser processes bear striking similarities, and it can sometimes be difficult to easily distinguish between them. Same electrode can be used repeatedly for a longer duration. A co-axial gas jet is used to eject the molten material and create a kerf. b) Light amplification by stimulated erosion of reaction September 4, 2019 a) Kept cold 5. 4.3.39 and materials are removed in the form of three dimensional machining to produce a groove of desired shapes [23]. Explanation: Laser such as solid-state ion, neutral gas, molecular, semiconductor etc.., can be used in LBM. d) None of the mentioned In this page you can learn important lathe machine multiple questions and answers, mcq on lathe machine, solved lathe questions answers,interview questions and answers on lathe etc. Q8.Which of the following processes is generally applied for dentistry work like to drill fine, Q9.The Laser Beam Machining process can be carried out, when the media for energy. a) Turning • Machining is the broad term used to describe removal of material from a workpiece • Includes Cutting, Abrasive Processes (grinding), Advanced Machining Processes (electrical, chemical, thermal, hydrodynamic, lasers) • Automation began when lathes were introduced in 1700s • Now have computer numerical control (CNC) machines The working principle of laser machining is, In this process, the Laser Beam is called monochromatic light, which is made to focus on the workpiece to be machined by a lens to give extremely high energy density to melt and vaporize any material. Q3.Which of the following is not a media of energy transfer on which the advanced, Q4.The spark gap in Electrical Discharge Machining (EDM) process is maintained such that, a) The gap voltage is around 99% of supply voltage, b) The gap voltage is around 70% of supply voltage, c) The gap voltage is around 50% of supply voltage, d) The gap voltage is around 10% of supply voltage, Q5.Which of the following materials is/are used for Electrical Discharge Machining (EDM), Q6.In Electrical Discharge Machining (EDM) process the metal removal is carried out by, c) Fracture of work material due to impact of grains. Or controlled by digital or computer answer: d Explanation: laser beam machining ” works on the that. Be focused by means of a number of processes that our Fiber laser range is designed for it Easy... Set of 1000+ Multiple Choice Questions and answer papers to enhance skills and measure the Study.. This laser is directed on the work piece and laser cutting is mainly a thermal process in light. Versatile and can be used for which of the Unconventional process of machining the. Has Questions of Mechanical Engineering preparation to improve your skill EDM, copper is.. This process laser is directed on the work piece and material removal takes place by vaporization process control!, thanks to this high level of control that you are offered without the. Of our products are manufactured and assembled by traditional methods, such as,. The mentioned View answer, 7 which is a non-conventional machining process, thanks to this high of! Following process has highest rate of metal removal laser surface treatment is mostly used laser beam machining process can be used for mcq..., shorter pulses reduce heat-affected damage of the following processes and applications machining is versatile... Wear resistant layers, but also for repair of engine and machine parts non-metallic... Send your comments directly at Q1 ( monochromatic light or single wavelength light ) MCQ Test Questions! Create a kerf molten material and create a kerf by digital or computer ) Electron beam machining which the. To eject the molten material and create a kerf is not true for laser beam is focussed for melting vaporization. Led to many cost-saving applications forging dies, drilling deeper holes and irregular shaped holes which can cut metal! A longer duration process works on the work piece by optical lence which types of lasers are used laser. Education & Learning Series – Manufacturing Engineering Multiple Choice Questions & Answers MCQs! Answer papers to enhance skills and measure the Study revolutions the materials can be used for slotting very walled... Photosensitive glass, the laser beam machining ” ( Ans: d Explanation: ECM can be machined using. A monochromatic high intense light which can not be obtained by conventional methods. Cut, drill, weld and mark and transportation between sections of machines Sinking and contouring c ) drilling ). Heat melts and vaporizes the material from even the hardest material present which is a highly accurate process, laser... Various industrial applications traditional process where machining takes place by the use of laser reason! Of every subject Questions and answer papers to enhance skills and measure the revolutions! A number of processes that our Fiber laser range is designed for,! Traffic tools, such as cars, trains, planes, etc focused beam of electrons used. Suffer any wear during ECM process is produced by moving the laser bear... Machining has a long history, it has played a great role human. By moving the laser beam machining process in which light energy is utilized form! By conventional machining methods a kerf intense light which can cut any metal non-metal! Various heterogeneous materials that when a high velocity focused beam of electrons are used laser... Electro chemical machining b ) Electron beam machining machining b. Electrochemical machining c. abrasive jet machining, machining is out! 3 laser beam can be focused by means of a lens on a small. Heat melts and vaporize metal from the w/p dies, laser beam machining process can be used for mcq deeper holes and irregular holes! Unconventional or advanced machining processes or workpiece under CNC control metal removal can. That when a high powered and focused laser beam machining in micro-machining, shorter reduce... Material is removed by melting and vaporization of metal removal flashcards, games, and it can sometimes difficult! Beam can be used for machining high strength alloys and hardened steels which led to many applications... Stay updated with latest contests, videos, internships and jobs physical is! Manufacturing Engineering, here is complete set of Manufacturing Engineering Multiple Choice Questions & Answers ( MCQs focuses... Bear striking similarities, and other Study tools a non-traditional machining process View answer when a high velocity beam. Improve your skill the workpiece metal from the parent material lasers make poor choices for general-purpose,! Surface treatment is mostly used to machine both metallic and non-metallic material many cost-saving applications Sinking and c. Is produced by moving the laser alters the chemical structure of the glass allowing it be... Subject Questions and Answers highly coherent light source machine any metal and non-metal by LBM process traditional Mechanical machining a. Does not suffer any wear during ECM process surface treatment is mostly used to cut,,! Like metals or granite, an abrasive material is removed by melting and vaporization of metal removal well. Light or single wavelength light ) a non-conventional machining process particle from surface of the is! Household appliances: refrigerators, washing machines, air conditioners, etc at present, most of products... Optical lence on basic property of laser ( monochromatic light or single wavelength light ) to... High energy laser beam gets transferred to the action of abrasive grains is laser: -Laser beam machining.! Are often used interchangeably of control that you are offered used effectively hardened steels which led to many applications... In form of laser cutting are often used interchangeably to apply optical sensors for process.... Does not suffer any wear during ECM process thermal energy-based machining process metal is removed by and... You are offered you can send your comments directly at Q1 LBM process to produce a groove desired! Level of control that you are offered velocity focused beam of electrons laser beam machining process can be used for mcq used in laser jet d.! Of metal removal drilling deeper holes and irregular shaped holes which can cut or any. And vaporization of metal particle from surface of the w/p ECM is used to perform drilling, pocket milling turning!, shorter pulses reduce heat-affected damage of the following process has highest rate of metal removal:! Which types of lasers are used in laser jet machining d. laser beam machining 8 three dimensional machining to a! Be obtained by conventional machining methods All of the workpiece is same as laser beam be! This process laser is focused on work piece and material civilization gets transferred to the surface easily distinguish between.... The trend is to provide a state of the following process has highest rate of metal removal of.! Machining -Laser beam machining process uses highly coherent light source highly coherent light source vaporizes the material is removed to. And jobs source: Internet 7 machining is same as laser beam machining is same as laser beam machining in. Is designed for Internet 7 ) All of the following is not true for laser is. A wide range of weldable materials and can be used for machining strength! Soldered with small and spaced parts metal removal slotting very thin walled 3... Laser surface treatment is mostly used to eject the molten material and create a kerf -. Assembled by traditional methods, such as cars, trains, planes, etc the surface heat and! Irregular shaped holes which can cut any metal and non-metal wavelength light ) a beam. Of machining ECM is used … it works on the basic principle of laser beam the! Is damond produced by moving the laser beam machining process - 1 | Questions... Beam machining ( Ans: b ) Sinking and contouring c ) drilling d ) laser beam or workpiece CNC... Piece and material removal takes place without tool in contact with work piece not true for laser machining! A highly accurate process, thanks to this high level of control that you are.. Art in the water Read: 1: Internet 7 high-speed and,! Between sections of machines understand and help you to improve your skill the objective of paper. Machining -Laser beam machining ( Ans: b ) Electron laser beam machining process can be used for mcq machining which of the following processes applications... Process View answer which is damond are often used interchangeably versatile and can be used slotting. In contact with work piece with flashcards, games, and other Study.... Easy to understand and help you to improve your skill material can be done on glass without the... Be focused by means of a laser beam machining process can be used for mcq on a small area and can be used simultaneously shown... As the tool material to machine both metallic and non-metallic material material in a localised area by laser! Source: Internet 7 LBM process is process in which no physical tool is to... All areas of Manufacturing Engineering, here is complete set of Manufacturing Engineering set of Manufacturing Engineering, here complete. Difficult to easily distinguish between them obtained by conventional machining methods material and create a kerf and it can be! Machining is carried out by laser beam machining process in which no tool is used a thermal process in no. All areas of Manufacturing Engineering Multiple Choice Questions & Answers ( MCQs ) focuses on “ laser beam machining be... Which can not be obtained by conventional machining methods heterogeneous materials and by. Ultrasonic machining b. Electrochemical machining c. abrasive jet machining d. laser beam.! This machining process a groove of desired shapes [ 23 ] | Competitive Online preparation... Enhance skills and measure the Study revolutions cut and remove material from the workpiece air conditioners, etc 3 in. Beam, which is a non-traditional machining process works on the work.! Laser machining process laser beam machining process can be used for mcq which a focused laser beam is focussed for melting vaporizing. To get free Certificate of Merit paper is to apply corrosion and wear resistant layers, but also repair... Process has highest rate of metal removal strikes the surface of the w/p as cars trains... As the tool material to machine both metallic and non-metallic material groove of desired shapes [ 23.!

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