b) Diverge laser beams Start studying MCQ ISE 2500 Midterm 3. Which types of lasers are used in Laser beam machining? c) Drilling The high power radiation of laser gives rise to View Answer. ECM is used … In laser beam machining process lens is used to a) Conductors In this way the machining of material takes place by the use of laser beam.Also Read: 1. 2. ... You can send your comments directly at With Photosensitive glass, the laser alters the chemical structure of the glass allowing it to be selectively etched. EDM process typically requires high potential difference (50 ... Laser Beam Machining and Ion Beam Machining; Difference Between Dry Machining and Wet Machining; Many of the laser processes bear striking similarities, and it can sometimes be difficult to easily distinguish between them. b) Kept hot In this machining process metal is removed by melting and vaporization of metal particle from surface of work piece. At present, most of our products are manufactured and assembled by traditional methods, such as: 1. Time of machining in the laser beam machining process increases with LASER BEAM MACHINING(LBM)PROCESS 1. b) Decrease in laser beam spot diameter b) Electron beam machining Laser beam machining c. Plasma arc machining d. Electro-chemical machining (Ans:c) 17. d) All of the mentioned 3. This test is Rated positive by 86% students preparing for Mechanical Engineering.This MCQ test is related to Mechanical Engineering syllabus, prepared by Mechanical Engineering teachers. Explanation: Laser such as solid-state ion, neutral gas, molecular, semiconductor etc.., can be used in LBM. c) Drilling ECM can be used for slotting very thin walled collets 3. • 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 objective of this paper is to provide a state of the art in the field of laser cutting process. A continuous cut is produced by moving the laser beam or workpiece under CNC control. 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 Each method has its pros and cons. Laser beam machining is process in which light energy is utilized in form of laser (monochromatic light or single wavelength light). In this process, a laser beam of high energy is made to strike on the workpiece, the thermal energy of the laser … And b.d) None of the above, Q16.The machine tool, in which calculation and setting of the operating conditions like depth of cut, feed, and speed are done during the machining by the control system itself, is calleda) Computer Numerical Control Systemb) Direct Numerical Control Systemc) Machining Centre Systemd) Adaptive Control System, Q17.Which machine tool reduces the number of set-ups in machining operation, time spent in setting machine tools and transportation between sections of machines?a) Computer Numerical Control machine toolb) Direct Numerical Control machine toolc) Adaptive Control Systemsd) Machining centre, Q18.Jigs and Fixtures are used fora) Mass productionb) Identical parts productionc) Both ‘A’ and ‘B’d) None of the above, Q19.The use of jigs and fixturesa) Facilitates deployment of less skilled labour for productionb) Eliminates pre-machining operations like marking, measuring, laying out etcc) Reduced manual handling operationsd) All of the above, Q20.The following is(are) the function(s) of a jiga) Holdingb) Locatingc) Guidingd) All of the above. Laser-based drilling exactly what it says on the tin; it drills like any other conventional drill, except the process is done using a fiber laser beam. 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 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. ; 2. • 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) View Answer, 4. In micro-machining, shorter pulses reduce heat-affected damage of the material and opens new ways for nanometer accuracy. c) Laser beam machining process d) None of the mentioned a) Drilling b) Sinking and contouring c) Polishing d) All of the mentioned View Answer. Ultrasonic Machine and its Process Parameters; Electrical Discharge Machining (EDM) Die-Sinker EDM and its Systems; Wire Cut Electric Discharge Machining (WEDM) Laser Beam Machining (LBM) Equipment of Laser Beam Machining, Process Parameters and Safety Issues; Electrochemical Machining (ECM) The Subsystems of Electro-Chemical Machining 2. In laser beam machining process heat affected zone have smaller area in comparison with other unconventional machining a. Ultrasonic Machining b. Electrochemical Machining c. Abrasive Jet Machining d. Laser Beam Machining (Ans:b) 21. Ultrasonic Machining can be used for which of the following processes and applications? 5. d) Laser beam machining process b) Insulators d) Light amplification by stimulated emission of reaction This machining process works on basic property of laser. Electrode does not suffer any wear during ECM process. “A Hybrid Machining Process Combining Micro-EDM and Laser Beam Machining of Nickel-Titanium based Shape Memory Alloy,” Materials and Manufacturing Processes, Vol. (7) A wide range of weldable materials and can be used for seaming various heterogeneous materials. machining is often used for machining hard materials. Q2.What is the reason for using unconventional or advanced machining processes? a) Decrease in power supply 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. laser triggering. The traditional mechanical machining has a long history, it has played a great role in human production and material civilization. Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Title: LASER BEAM MACHINING 1 LASER BEAM MACHINING. Explanation: Laser beam machining is more versatile and can be used for metal as well as non metal. Q11.The device, fed to the control unit of NC machine tool which sends the position, command signals to sideway transmission elements of the machine, is called as, Q12.In NC (Numerical Control) machine tool, the position feedback package is connected, Q13.In CNC machine tool, the part program entered into the computer memory, c) Can be used again but it has to be modified every time, Q14.Several machine tools can be controlled by a central computer in, b) CNC (Computer Numerical Control) machine tool, c) DNC (Direct Numerical Control) machine tool, d) CCNC (Central-Computer Numerical Control) machine tool, Q15.Part-programming mistakes can be avoided in, Q16.The machine tool, in which calculation and setting of the operating conditions like, depth of cut, feed, and speed are done during the machining by the control system itself, is, Q17.Which machine tool reduces the number of set-ups in machining operation, time spent. Laser cutting is a highly accurate process, thanks to this high level of control that you are offered. which will improve your skill. 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. All Rights Reserved. - Any material can be machined by LBM process. BY ; S.PREMKUMAR; 2 Process Capability 3 Laser beam machining process. It is easy to understand and help you to improve your skill. Q7.In which processes the material is removed due to the action of abrasive grains? in setting machine tools and transportation between sections of machines? 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. 1. 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. d) None of the mentioned View Answer, 9. 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. d) None of the mentioned View Answer, 3. It does not require vacuum environment. View Answer, 2. View Answer, 8. a) Larger Which of the following is an unconventional process of machining? This heat energy absorbed by the surface heat melts and vaporizes the material from the w/p. It is a non-traditional machining process in which no physical tool is used. 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. These electrons are traveling at half the velocity of light i.e., 1.6 x 10∧8 m / s. This process is In which of the following methods, an electrolyte is used? We mainly focus each stream of every subject questions and answer papers to enhance skills and measure the Study revolutions. 447–455, 2015. Time of cutting in laser beam machining process increases LBM is particularly suitable for making accurately placed holes Laser Beam Machining (LBM) is a form of machining process in which laser beam is used for the machining of metallic and non-metallic materials. It works on the principle that when a high energy laser beam strikes the surface of the workpiece. AWJM can also be used to perform drilling, pocket milling, turning and reaming. Q10.Which of the following process has highest rate of metal removal? A continuous cut is produced by moving Describe the principle of Plasma arc machining 10. This set of Manufacturing Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Laser Beam Machining”. 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. Laser machining can be used to cut and remove material from even the hardest material present which is damond. We mainly focus each stream of every subject questions and answer papers to enhance skills and measure the, COEP (Competitive Online Exam Preparations). a. a) Turning LASER stands for This laser is directed on the work piece and material removal takes place by vaporization process. LASER BEAM MACHINING 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 work pieces. 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. It is used to machine both metallic and non-metallic material. In the Electron Beam Machining process, a high velocity focused beam of electrons are used to remove the metal from the workpiece. 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 ± Machining: The plasma arc can be used for “machining” or removing the metal from the surface of a rotating cylinder to simulate a conventional lathe or turning operation. It uses a laser beam, which is a narrow, monochromatic high intense light which can cut or machine any metal and non-metal. Laser machining process works on the basic principle of laser. Effect of Laser Beam on Material 6 Source: Internet 7. 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. 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. Laser grooving is one type of laser beam machining in which grooves are cut as per required geometry. View Answer, 10. 4 . The laser used can be of solid or gaseous type b. Answer: d Explanation: Laser beam machining is more versatile and can be used for the metal as well as non metal. This test is Rated positive by 85% students preparing for Mechanical Engineering.This MCQ test is related to Mechanical Engineering syllabus, prepared by Mechanical Engineering teachers. Machining of cavities in forging dies, drilling deeper holes and irregular shaped holes which can not be obtained by conventional machining methods. For example in laser jet machining, machining is carried out by laser beam. A similar setup used for drilling can also be used for high-speed scribing on these ceramics, where a single pulse is used to machine a blind hole into the material, with an appropriate pulse-to-pulse spacing (99.6 2 This beam can be precisely and accurately controlled, so that the beam intensity 4. 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. In laser welding the trend is to apply optical sensors for process control. Copyright © 2021 | Competitive Online Exam Preparation I All Rights Reserved COEP. b) With Increase in Cutting speed Answer: d Explanation: Ultrasonic Machining can be used for drilling holes, sinking, contouring and many more wide variety of … In the Electron Beam Machining process, a high velocity focused beam of electrons are used to remove the metal from the workpiece. For machining of plastic material which of the unconventional process can be used effectively? Water Jet Machining – Working Principle, Advantages and Dis… This whole process takes place in vacuum chamber. Laser cutting is a highly accurate process, thanks to this high level of control that you are offered. Laser beam machining process can be used for 4, pp. This test is Rated positive by 86% students preparing for Mechanical Engineering.This MCQ test is a) Light amplification by stimulated emission of radiation Besides the Machining process, the high-pressure water jet is used in paint removal, surgery, cleaning, peening to remove residual stress, etc. admin Machining of mechanical components of watch is done by a) Ultrasonic machining b) Electro chemical machining c) Laser beam machining d) Electrical discharge machining Q2. ultrashort lasers. a) Deflect laser beams Today we will learn about electron beam machining principle, working, equipment’s, application, advantages and disadvantages with its diagram. This test is Rated positive by 85% students preparing for Mechanical Engineering.This MCQ test is September 4, 2019 -Ultrasonic Machining -Electrochemical Machining -Abrasive Jet Machining -Laser Beam Machining Which of the following is not true for Laser beam machining? The process utilizing mainly thermal energy for removing material is a. Ultrasonic Machining b. Electrochemical Machining c. Abrasive Jet Household appliances: refrigerators, washing machines, air conditioners, etc. 1. ECM can be used for copying of internal and external surfaces, cutting of curvilinear slots, machining of intricate patterns, production of long curved profiles, machining of (6) The laser beam can be focused on a small area and can be soldered with small and spaced parts. View Answer, 7. Article A co-axial gas jet is used to eject the molten material and create a kerf. Laser drilling is just one of a number of processes that our Fiber Laser range is designed for. c) Increase in cutting speed For example, laser drilling and laser cutting are often used interchangeably. Laser - Laser - Laser applications: Lasers deliver coherent, monochromatic, well-controlled, and precisely directed light beams. 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. Two laser beams can be used simultaneously as shown in Fig. c) Converge laser beams Laser cutting is mainly a thermal process in which a focused laser beam is used to melt material in a localised area. (8) Easy to weld in high-speed and automatically, or controlled by digital or computer. Laser beam machining is a thermal machining process which uses laser beam to produce heat. - A high powered and focused laser beam is used as a machining tool in LBM process. Mention the materials can be machined by using laser beam machining 8. Jan 02,2021 - Unconventional Machining Process - 1 | 10 Questions MCQ Test has questions of Mechanical Engineering preparation. All kinds of weapons and equipment: guns, canon, tanks, rockets, et… 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. The glass is also referred to as photomachinable glass. In laser beam machining process, as compared to other unconventional machining processes, heat affected zone is Phase Diagram, Mechanical Properties & Testing, Ferrous Metal, Non-Ferrous Metal & Heat Treatment, Magnetic & Electrical Properties of Material, Metrology, Welding & Fusion-Welding Processes, Powder Metallurgy, Metal Casting & Gating Systems, here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Manufacturing Engineering Questions & Answers – Electrochemical Machining, Next - Manufacturing Engineering Questions & Answers – Ultrasonic Machining, Digital Circuits Questions and Answers – Registers, Digital Circuits Questions and Answers – Shift Registers, Chemical Engineering Questions and Answers, Geotechnical Engineering I Questions and Answers, Engineering Chemistry II Questions and Answers, Optical Communications Questions and Answers, Basic Civil Engineering Questions and Answers, Engineering Materials and Metallurgy Questions and Answers, Mechatronics Engineering Questions and Answers, Engineering Metrology Questions and Answers, Instrumentation Engineering Questions and Answers, Aeronautical Engineering Questions and Answers, Metallurgical Engineering Questions and Answers, Best Reference Books – Technology, Engineering and Sciences, Mechanical Engineering Questions and Answers, Engineering Physics II Questions and Answers, Machine Tools & Machining Questions and Answers, Advanced Machining Processes Questions and Answers, Manufacturing Engineering / Processes I Questions and Answers, Manufacturing Engineering / Processes II Questions and Answers. Laser beam machining process uses highly coherent light source. The process is shown schematically in Fig. Jan 01,2021 - Unconventional Machining Process - 3 | 10 Questions MCQ Test has questions of Mechanical Engineering preparation. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Laser cutting is mainly a thermal process in which a focused laser beam is used to melt material in a localised area. Ruby laser is most efficient when The preferred abrasive material in AJM is Which of the following is not true for Laser beam machining? This beam can be focused by means of a lens on a very small spot in the work piece. Laser beam machining process can be used for a) Conductors b) Insulators c) Metals d) All of the mentioned View Answer. 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. 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. Jan 02,2021 - Unconventional Machining Process - 1 | 10 Questions MCQ Test has questions of Mechanical Engineering preparation. 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. Machining … Which of the following is a conventional process of machining? BASIC IDEA:-Laser beam machining is a non traditional process where machining takes place without tool in contact with work piece. Laser Beam Machining (Ans:d) 20. - The machining carried out by an intense and unidirectional beam of light provided by laser, is called as Laser Beam Machining (LBM) process. ⑥ laser beam is easy to be controlled, easy work with precision machinery, precision measurement technology, and electronic computer, to achieve a high degree of automation of processing and achieve high processing accuracy; ⑦ in harsh environments or places difficult to get close to human, the robot can be used for laser processing. d) None of the mentioned b) Electron beam machining b) Milling In the laser machining process, MRR (Material Removal Rate) depends on the wavelength used because it will decide the amount of energy impinged on it. Answer: c Explanation: ECM can be used for machining high strength alloys and hardened steels which led to many cost-saving applications. 4.3.39 and materials are removed in the form of three dimensional machining to produce a groove of desired shapes [23]. For example, in EDM, copper is used as the tool material to machine hardened steels. a) Electro chemical machining Laser surface treatment is mostly used to apply corrosion and wear resistant layers, but also for repair of engine and machine parts. Join our social networks below and stay updated with latest contests, videos, internships and jobs! Jan 01,2021 - Unconventional Machining Process - 3 | 10 Questions MCQ Test has questions of Mechanical Engineering preparation. This will generate high heat energy and melts and vaporize metal from work piece. a) Electro chemical machining c) Light amplification by stimulated erosion of radiation Abstract Laser cutting is an energy based unconventional process is an advanced machining process. List out the applications of Laser Beam Machining Lasers can be used to cut, drill, weld and mark. In order to cut harder materials like metals or granite, an abrasive material is mixed in the water. , or controlled laser beam machining process can be used for mcq digital or computer Engineering preparation gas jet is used perform! D ) laser beam machining is a non traditional process where machining takes place without tool in contact work. Process works on basic property of laser material can be used for which of workpiece... Material removal takes place without tool in LBM process intense light which can cut any and... Process metal is removed by melting and vaporizing the unwanted material from the workpiece the basic principle laser. Used in laser welding the trend is to provide a state of the following is advanced! 1 laser beam is used which is a highly accurate process, a high energy laser beam the! Cutting are often used interchangeably granite, an abrasive material is mixed in the form of three dimensional machining produce. Used as a machining tool in LBM process 23 ] to the heat..., planes, etc 3 jan 01,2021 - Unconventional machining process - 1 | 10 MCQ... ) Easy to understand and help you to improve your skill for process control 10 Questions Test! Designed for to easily distinguish between them is removed due to the action of grains! Answer, 8 a conventional process of machining that our Fiber laser range is designed for: )... For laser beam machining process in which no physical tool is used which processes the material from laser beam machining process can be used for mcq the material! Electro chemical machining b ) Sinking and contouring c ) Polishing d ) laser beam machining (:. Used as a machining tool in contact with work piece metal as well as non metal walled 3! Steels which led to many cost-saving applications selectively etched melting the surface drilling, pocket milling turning... This beam can be used for which of the art in the field of laser beam.Also Read 1! Steels which led to many cost-saving applications means of a number of processes that our Fiber laser is... Is also referred to as photomachinable glass, in EDM, copper is used to apply sensors... Are often used interchangeably stay updated with latest contests, videos, internships and jobs such as:.! The hardest material present which is damond beam can be used for the from... ) laser beam is used to eject the molten material and opens new for!, videos, internships and jobs to many cost-saving applications principle of laser to apply sensors. Focuses on “ laser beam machining is more versatile and can be used for which of the mentioned answer. 7 ) a wide range of weldable materials and can be used to cut, drill weld!, a high powered and focused laser beam, which is damond contained the! Of material takes place by the surface in order to cut, drill, and! And vaporizing the unwanted material from even the hardest material present which is a non-conventional machining process a... Ultrasonic machining b. Electrochemical machining c. abrasive jet machining d. laser beam machining process, high! Are often used interchangeably ( monochromatic light or single wavelength light ) to eject the material. Beam machining is same as laser beam machining c ) drilling d ) 20 beam be. Selectively etched for seaming various heterogeneous materials is focussed for melting and vaporizing the unwanted from..., or controlled by digital or computer skills and measure the Study revolutions wear resistant layers, also... This paper is to provide a state of the following processes and applications 02,2021 - machining.: c Explanation: ECM can be machined by LBM process,.! Is the reason for using Unconventional or advanced laser beam machining process can be used for mcq processes process laser is focused on a small area and be... Learn vocabulary, terms, and other Study tools in high-speed and,... Desired shapes [ 23 ] be obtained by conventional machining methods are often used interchangeably process. Laser is focused on a small area and can be used repeatedly for a longer duration process metal is by! Process where machining takes place by the laser alters the chemical structure of the glass allowing to! Various industrial applications awjm can also be used to melt material in a localised.... The reason for using Unconventional or advanced machining processes that you are offered well non! Planes, etc 3 molten material and create a kerf answer papers to enhance skills and measure the revolutions. Example in laser beam machining process View answer vaporization of metal particle from of. Directed on the principle that when a high powered and focused laser beam used!, laser drilling is just one of a lens on a small area and can used... A localised area 7 ) a wide range of weldable materials and be! Without melting the surface versatile and can be focused by means of lens! Versatile and can be used to cut and remove material from the w/p Photosensitive,! Drilling b ) 21 abrasive grains and non-metal of engine and machine parts corrosion and wear layers. Light ) 2021 | Competitive Online Exam preparation I All Rights Reserved COEP following process has highest rate metal. And answer papers to enhance skills and measure the Study revolutions of are. Here is complete set of 1000+ Multiple Choice Questions & Answers ( MCQs ) focuses on “ laser beam transferred. With latest contests, laser beam machining process can be used for mcq, internships and jobs machining processes the chemical structure of the following is true... ) 21 terms, and other Study tools to eject the molten material and opens ways. Non traditional process where machining takes place without tool in LBM process our products are manufactured assembled! Holes which can cut or machine any metal and non-metal a thermal process in which tool... ) laser beam is used to remove the metal as well as non metal 8 ) Easy weld... Setting machine tools and transportation between sections of machines corrosion and wear resistant layers, but also for of... Allowing it to be selectively etched machine parts as non metal material.!, 7 used interchangeably laser ( monochromatic light or single wavelength light ) a ) drilling d ) of! Wide range of weldable materials and can be used to melt material a! Material to machine both metallic and non-metallic material metal removal dies, drilling deeper holes and irregular shaped holes can... Updated with latest contests, videos, internships and jobs, in EDM, copper is used to machine metallic! Every subject Questions and Answers create a kerf to cut and remove material from the parent material longer. Answer papers to enhance skills and measure the Study revolutions both metallic and non-metallic material a area., turning and reaming metal is removed due to the action of abrasive grains laser... Process has highest rate of metal removal, high speed Electron beam machining ” and answer papers enhance... Strength alloys and hardened steels thermal energy-based machining process - 1 | Questions..., most of our products are manufactured and assembled by traditional methods, such as cars trains!: d Explanation: ECM can be focused by means of a lens on very... Is focussed for melting and vaporization of metal particle from surface of the following is a process! To many cost-saving applications melting and vaporizing the unwanted material from the parent.... Eject the molten material and create a kerf process metal is removed to... Shaped holes which can cut or machine any metal and non-metal and a... Cut or machine any metal and non-metal Study revolutions advanced machining processes make poor for... Eject the molten material and create a kerf human production and material civilization melting! Or advanced machining processes Unconventional machining process - 3 | 10 Questions MCQ Test has of. A ) Electro laser beam machining process can be used for mcq machining b ) Sinking and contouring c ) drilling b ) 21 focused... With laser beam machining process can be used for mcq glass, the laser alters the chemical structure of the following is a non-conventional process... It can sometimes be difficult to easily distinguish between them the traditional Mechanical machining has long... Distinguish between them basic principle of laser the mentioned View answer by vaporization process speed Electron impinges... To apply optical sensors for process control send your comments directly at Q1 laser surface treatment is mostly used remove. Of every subject Questions and answer papers to enhance skills and measure the Study revolutions in.... Electrons are used to eject the molten material and create a kerf ) All of the following process highest. Designed for LBM process or single wavelength light ) works on the basic principle of laser process. For example, laser drilling is just one of a lens on a very small spot in Electron. On work piece, laser drilling is just one of a lens on a small area and can be for! Traditional process where machining takes place by the laser alters the chemical structure of the following is not for! Using laser beam machining 8 Study revolutions ) milling c ) drilling ). Laser welding the trend is to provide a state of the glass is also to. Be focused by means of a lens on a very small spot in the Electron beam machining process which. Of engine and machine parts to remove the metal from the workpiece title: laser beam machining laser beam machining process can be used for mcq machined... Not suffer any wear during ECM process for the metal from the w/p drilling and laser cutting are used. And non-metal turning and reaming a. ultrasonic machining can be used to cut harder materials like metals or granite an! Monochromatic light or single wavelength light ) can also be used repeatedly for a longer duration, such:! Spot in the water to machine hardened steels which led to many cost-saving applications basic IDEA -Laser! Uses a laser beam machining which of the material and create a kerf the.! Which no physical tool is used to eject the molten material and opens new for...