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WORKSHOP TECHNOLOGY

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

Cold peening
Extrusion
Hot piercing
Cold heading

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

None of the listed here
More
Same
Less

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Workshop Technology
The upsetting is a process of

Reducing the cross-section of a bar
Increasing the cross-section of a bar
Bending of a bar
Joining the two surfaces of metal under pressure after heating

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Workshop Technology
In welding copper alloys with TIG arc welding

Direct current with straight polarity is used
Any one of the listed here
Alternating current is used
Direct current with reversed polarity is used

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Workshop Technology
A basic shaft is one whose

Lower and upper deviations are zero
Upper deviation is zero
Lower deviation is zero
None of the listed here

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