Exercise: Workshop Technology

Questions for: Workshop Technology

Cold working distorts grain structure and does not provide an appreciable reduction in size.
A:
Correct
B:
Incorrect
C:
D:
Answer: A
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Sand wash is a casting defect which
A:
results in a mismatching of the top and bottom parts of a casting
B:
results in general enlargement of the casting
C:
occurs near the ingates as rough lumps on the surface of a casting
D:
occurs as sand patches on the upper surface of a casting
Answer: C
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The sand used for making cores is
A:
green sand
B:
dry sand
C:
loam sand
D:
oil sand
Answer: D
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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
A:
5 litre
B:
10 litre
C:
15 litre
D:
20 litre
Answer: B
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The operation of giving impressions of figures, letters or designs on sheet metal parts, is known as embossing.
A:
Correct
B:
Incorrect
C:
D:
Answer: A
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