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Workshop Technology

Workshop Technology
For obtaining a cup of diameter 25 mm and height 15 mm by drawing, the size of the round blank should be approximately

42 mm
44 mm
48 mm
46 mm

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Workshop Technology
The temperature of oxy-hydrogen flame is ________ oxyacetylene flame.

None of these
Less than
Same as
More than

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Workshop Technology
The fullers are used

For punching a hole
For finishing flat surfaces
To finish the punched hole
For necking down a piece of work

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Workshop Technology
A taper provided on the pattern for its easy and clean withdrawal from the mould is known as

Shrinkage allowance
Distortion allowance
Machining allowance
Draft allowance

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Workshop Technology
In arc welding, the electric arc is produced between the work and the electrode by

Flow of current
Contact resistance
Voltage
All of these

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Workshop Technology
The metal is subjected to mechanical working for

Reducing original block into desired shape
Controlling the direction of flow lines
Refining grain size
All of these

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