Multiple Choice Questions On Manufacturing Process and Production Engineering
21. Trimming is the operation of.......
A.Removal of excess metal from the edge of a strip to make it suitable for drawing without wrinkling
B.Cutting of the excess metal at edge which was required for gripping purpose during press working operation
C.Cutting in a single line across a part of the metal strip to allow bending or forming in pregressive die operation while the part remains attached to the strip
D.Punching in which punch is stopped as soon as the metal fracture is completed and metal is not removed but held in hole
E.None of the above
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B.Cutting of the excess metal at edge which was required for gripping purpose during press working operation
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22. Lanching is the operation of.......
A.Removal of excess metal from the edge of a strip to make it suitable for drawing without wrinkling
B.Cutting of the excess metal at edge which was required for gripping purpose during press working operation
C.Cutting in a single line across a part of the metal strip to allow bending or forming in pregressive die operation while the part remains attached to the strip
D.Punching in which punch is stopped as soon as the metal fracture is completed and metal is not removed but held in hole
E.None of the above
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✍ Your Comments
23. Notching is the operation of.........
A.Removal of excess metal from the edge of a strip to make it suitable for drawing without wrinkling
B.Cutting of the excess metal at edge which was required for gripping purpose during press working operation
C.Cutting in a single line across a part of the metal strip to allow bending or forming in pregressive die operation while the part remains attached to the strip
D.Punching in which punch is stopped as soon as the metal fracture is completed and metal is not removed but held in hole
E.None of the above
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✍ Your Comments
24. Slugging is the operation of......
A.Removal of excess metal from the edge of a strip to make it suitable for drawing without wrinkling
B.Cutting of the excess metal at edge which was required for gripping purpose during press working operation
C.Cutting in a single line across a part of the metal strip to allow bending or forming in pregressive die operation while the part remains attached to the strip
D.Punching in which punch is stopped as soon as the metal fracture is completed and metal is not removed but held in hole
E.None of the above
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25. Laser is produced by.......
A.Graphite
B.Ruby
C.Diamond
D.Emerald
E.Aluminium
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