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Workshop Technology

Workshop Technology
In backhand welding, the angle between the welding torch and the work is kept as

50°-60°
30°-40°
60°-70°
40°-50°

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Workshop Technology
Green sand is a mixture of

30% sand and 70% clay
90% sand and 10% clay
70% sand and 30% clay
50% sand and 50% clay

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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

Collapsibility
Adhesiveness
Cohesiveness
Permeability

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Workshop Technology
Cores are used to

All of these
Form internal cavities in the casting
Improve mould surface
Form a part of a green sand mould

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Workshop Technology
In ___ welding, the weld may be made either from left to right or from right to left.

Backhand
Vertical
Forehand
None of the listed here

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Workshop Technology
A pattern maker's shrinkage rule considers

Only shrinkage allowance
All materials of the pattern
All pattern allowances
All materials to be cast

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