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GATE 2019: Manufacturing Quiz 4 -Theory

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Question 1

Which of the following is not the assumption of rolling process?

Question 2

Which of the following press working operation included in sheet metal cutting processes produces practically no wastage of material.

Question 3

Match the correct combination for following metal working processes
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Question 4

Match the items in columns I and II.

Question 5

Consider the following statements:
1. Metal forming decreases harmful effects of impurities and improves mechanical strength
2. Metal working process is a plastic deformation process.
3. Very intricate shapes can be produced by forging process as compared to casting process.
Which of these statements are correct?

Question 6

Which of the following are correct for an indirect hot extrusion process?
1. Billet remains stationary
2. There is no friction force between billet and container walls
3. The force required on the punch is more in comparison to direct extrusion
4. Extruded parts have to be provided a support
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