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Workshop Technology

Workshop Technology
The increase in hardness due to cold working, is called

Induction hardening
Age hardening
Flame hardening
Work hardening

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Workshop Technology
In TIG arc welding, the welding zone is shielded by an atmosphere of

Either (A) or (B)
None of these
Argon gas
Helium gas

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Workshop Technology
The cold chisels are made from

Cast iron
Mild steel
Cast tool steel
High speed steel

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Workshop Technology
In order to get uniform thickness of the plate by rolling process, one provides

Antifriction bearings
Hardening of the rolls
Camber on the rolls
Offset on the rolls

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Workshop Technology
The fullers are used

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

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Workshop Technology
An oxidising process used for aluminium and magnesium articles is called

Parkerising
Galvanizing
Sherardizing
Anodizing

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