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Mechanical Engineering - Workshop Technology

Exercise : Workshop Technology - Section 5
41.
In blanking operation, the clearance is provided on
punch
die
half on the punch and half on the die
either on punch or die depending upon designer's choice
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
In piercing operation, the clearance is provided on
punch
die
half on the punch and half on the die
either on punch or die depending upon designer's choice
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be
10 mm/m
16 mm/m
20 mm/m
26 mm/m
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
For arc welding
alternating current with high frequency is used
alternating current with low frequency is used
direct current is used
any one of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
When the file is moved to and fro over the work, it is known as
cross filing
draw filing
pull and push filing
none of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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