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Workshop Technology

Workshop Technology
The operation of producing cup shaped parts from flat sheet metal blanks by bending and plastic flow of metal, is known as

Coining
Planishing
Drawing
Squeezing

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Workshop Technology
In TIG arc welding, the welding zone is shielded by an atmosphere of

None of these
Either (A) or (B)
Argon gas
Helium gas

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Workshop Technology
The process used to improve fatigue resistance of the metal by setting up compressive stresses in its surface, is known as

Hot piercing
Cold peening
Extrusion
Cold heading

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Workshop Technology
The machining allowance provided on patterns depends upon

Size and shape of casting
Type of casting metal
Method of casting used
All of these

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Workshop Technology
A pattern maker's shrinkage rule considers

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

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Workshop Technology
A basic hole is one whose

None of these
Upper deviation is zero
Lower deviation is zero
Lower and upper deviations are zero

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