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Mechanical Engineering - Workshop Technology

Exercise : Workshop Technology - Section 3
41.
Which of the following statement is wrong?
The angular clearance on dies varies from 0.5° to 1°.
In drawing operation, the metal flows due to plasticity.
In press operation, the size of the pierced hole is independent of the size of punch.
none of the above
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
When two metal pieces of different thicknesses are to be welded by projection welding, then the projections should be made on __________ metal piece.
thinner
thicker
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
In fore-hand welding, the angle between the welding rod and the work is kept as
30°-40°
40°-50°
50°-60°
60°-70°
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
The minimum size of a bloom is
5 cm x 5 cm
10 cm x 10 cm
15 cm x 15 cm
20 cm x 20 cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
The binder commonly used in making oil sand, is
clay-type binder
organic-type binder
inorganic-type binder
any one of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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