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22. Which of the following statements are correct? Note: The correct answers could be more than one. a) Forming processe
Posted: Sun May 15, 2022 9:21 pm
by answerhappygod
- 22 Which Of The Following Statements Are Correct Note The Correct Answers Could Be More Than One A Forming Processe 1 (56.98 KiB) Viewed 42 times
22. Which of the following statements are correct? Note: The correct answers could be more than one. a) Forming processes always require preheating of the material b) Brittle materials are easy to weld c) Any material can be machined by electrical discharge machining d) Turning is applied to axisymmetric geometries e) Laser powder bed fusion can build any geometry without the use of support structures f) Investment casting requires the use of moulds made of ceramic material 9) Quenching heats up the material until it solidifies (3 marks) 23. Which of the following metrology methods can be used for measurement of surface roughness? Note: The correct answers could be more than one. a) Rockwell and Vickers testing b) Coordinate measurement machine (CMM) c) Optical scanning d) Tensile testing e) Hole drilling and strain gauging 1) Computed Tomography (CT) 9) Impact hammer