Multiple Choice Questions On Manufacturing Process and Production Engineering


26. Hemming is the operation of.......


   A.In which the edges of sheet are turned over to provide stiffness and a smooth edge

   B.Of producing contours in sheet metal and of bending previously roll formed sections

   C.In which a series of impact blows are transferred on dies so that solid or tubular work changes in cross-section or geometric shape

   D.Employed to expand a tubular or cylindrical part

   E.None of the above


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A.In which the edges of sheet are turned over to provide stiffness and a smooth edge

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27. Bulging is the operation .......


   A.In which the edges of sheet are turned over to provide stiffness and a smooth edge

   B.Of producing contours in sheet metal and of bending previously roll formed sections

   C.In which a series of impact blows are transferred on dies so that solid or tubular work changes in cross-section or geometric shape

   D.Employed to expand a tubular or cylindrical part

   E.None of the above


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D.Employed to expand a tubular or cylindrical part

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28. Swaging is the operation.........


   A.In which the edges of sheet are turned over to provide stiffness and a smooth edge

   B.Of producing contours in sheet metal and of bending previously roll formed sections

   C.In which a series of impact blows are transferred on dies so that solid or tubular work changes in cross-section or geometric shape

   D.Employed to expand a tubular or cylindrical part

   E.None of the above


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C.In which a series of impact blows are transferred on dies so that solid or tubular work changes in cross-section or geometric shape

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29. Stretch forming is the operation......


   A.In which the edges of sheet are turned over to provide stiffness and a smooth edge

   B.Of producing contours in sheet metal and of bending previously roll formed sections

   C.In which a series of impact blows are transferred on dies so that solid or tubular work changes in cross-section or geometric shape

   D.Employed to expand a tubular or cylindrical part

   E.None of the above


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B.Of producing contours in sheet metal and of bending previously roll formed sections

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30. External screw threads can be produced fastest by.......


   A.Milling

   B.Chasing

   C.Casting

   D.Rolling

   E.Automats


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D.Rolling

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