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Workshop Technology

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

Peening
Upsetting
Drawing down
Spinning

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Workshop Technology
Loam sand is a mixture of

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

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Workshop Technology
During drawing operation, the states of stress in cup would include

None of these
Tensile stress in the wall
Compressive stress in the flange
Both (A) and (B)

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Workshop Technology
The temperature produced by oxy-hydrogen flame is about

1800°C
2100°C
3200°C
2400°C

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Workshop Technology
In submerged arc welding, an arc is produced between a

Carbon electrode and the work
Two tungsten electrodes and the work
Bare metal electrode and the work
Metal electrode and the work

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Workshop Technology
Green sand is a mixture of

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

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