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Mechanical Engineering - Workshop Technology

Exercise : Workshop Technology - Section 2
6.
Cores are used to
form internal cavities in the casting
improve mould surface
form a part of a green sand mould
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
7.
The drawing down is a process of __________ the cross-section of a bar.
increasing
reducing
Answer: Option
Explanation:
No answer description is available. Let's discuss.
8.
During hot working of metals
poor surface finish is produced
scale is formed on the metal surface
close tolerances can not be maintained
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
9.
When a pattern is made in three parts, the __________ is known as a drag.
bottom part
middle part
top part
Answer: Option
Explanation:
No answer description is available. Let's discuss.
10.
Shrinkage allowance is made by adding to external dimensions and subtracting from internal dimensions.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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