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Workshop Technology

Workshop Technology
The process of increasing the cross-section of a bar at the expense of its length, is called

Drawing down
Peening
Spinning
Upsetting

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Workshop Technology
In welding copper alloys with TIG arc welding

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

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Workshop Technology
The draft or taper allowance on casting is generally

10 to 15 mm/m
2 to 5 mm/m
1 to 2 mm/m
5 to 10 mm/m

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Workshop Technology
The metal extrusion process is generally used for producing

Uniform hollow sections
Varying solid and hollow sections
Uniform solid and hollow sections
Uniform solid sections

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

Lower critical temperature
Upper critical temperature
Recrystallisation temperature
Eutectic temperature

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Workshop Technology
The instrument which has all the features of try-square, bevel protractor, rule and scriber, is

Outside micrometer
Inside micrometer
Combination set
Depth gauge micrometer

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