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Mechanical Engineering - Workshop Technology

Exercise : Workshop Technology - Section 5
26.
The operation of giving impressions of figures, letters or designs on sheet metal parts, is known as embossing.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
27.
In a gas welding of mild steel using an oxy-acetylene flame, the total amount of acetylene consumed is 10 litre. The oxygen consumption from the cylinder is
5 litre
10 litre
15 litre
20 litre
Answer: Option
Explanation:
No answer description is available. Let's discuss.
28.
The sand used for making cores is
green sand
dry sand
loam sand
oil sand
Answer: Option
Explanation:
No answer description is available. Let's discuss.
29.
Sand wash is a casting defect which
results in a mismatching of the top and bottom parts of a casting
results in general enlargement of the casting
occurs near the ingates as rough lumps on the surface of a casting
occurs as sand patches on the upper surface of a casting
Answer: Option
Explanation:
No answer description is available. Let's discuss.
30.
Cold working distorts grain structure and does not provide an appreciable reduction in size.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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