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Workshop Technology

Workshop Technology
The tolerance produced by shell moulding process of casting is

±0.2 mm
±1 mm
+0.5 mm
+0.05 mm

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Workshop Technology
In forehand welding, the angle between the welding torch and the work is ________ as compared to backhand welding.

More
Same
Less
None of these

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Workshop Technology
The temperature at which the new grains are formed in the metal is called

Upper critical temperature
Eutectic temperature
Recrystallisation temperature
Lower critical temperature

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Workshop Technology
The property of sand due to which it evolves a great amount of steam and other gases is called

Cohesiveness
Adhesiveness
Permeability
Collapsibility

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Workshop Technology
Tandem drawing of wires and tubes is necessary because

Annealing is needed between stages
It is not possible to reduce at one stage
Accuracy in dimensions is not possible otherwise
Surface finish improves after every drawing stage

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Workshop Technology
The brass and bronze are welded by _________ flame.

Oxidizing
All of these
Neutral
Carburising

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