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SSC-JE ME || Manufacturing 2
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Question 1
In single pass rolling process if area is reduced by half, the elongation factor is_____.
Question 2
In producing a punched hole of 26 mm diameter, if the radial die clearance if 0.1 mm is applied then the dimension of die will be _________mm.
Question 3
In blanking and piercing operation, clearance between die and punch depends on:
Question 4
Miss Strike is a_____.
Question 5
A 2 mm thick metal sheet is to be bent at an angle of one radian with a bend radius of 100 mm. If the stretch factor is 0.5, the bend allowance is
Question 6
The deformation processes in Column I are to be matched with the corresponding states of stress listed in Column II
The correct match will be :
Question 7
In bending operation, the bending force is proportional to ___.
Question 8
Backward extrusion is another name for which of the following?
Question 9
A 4 mm thick metal sheet is rolled with 200 mm diameter rolls to reduce thickness without any change in its width.The friction coefficient at the work roll interface is 0.1 What is the minimum possible thickness of the sheet that can be produced in a single pass___?
Question 10
If the extrusion ratio is 10, the percentage. Reduction in the cross- sectional area of the billet after the extrusion will be
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