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Workshop Technology

Workshop Technology
The oxyacetylene gas used in gas welding produce a flame temperature of

2400°C
2100°C
3200°C
1800°C

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Workshop Technology
The electrodes used in spot welding have a tip of

Stainless steel
Brass
Copper
Aluminium

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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
Cores are used to

Form internal cavities in the casting
Form a part of a green sand mould
All of these
Improve mould surface

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Workshop Technology
Scribing block is used to

Locate the centres of round bars
Check the surface roughness
Check the trueness of flat surfaces
Hold the round bars during marking

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Workshop Technology
In order to check the clearance between two mating surfaces, a ___ gauge should be used.

Feeler
Ring
Plug
None of the listed here

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