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Workshop Technology

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

1800°C
2100°C
2400°C
3200°C

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

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

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Workshop Technology
The cross-section of a chisel is usually

Rectangular
Octagonal
Square
Hexagonal

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Workshop Technology
The cold chisels are made from

Cast tool steel
Mild steel
Cast iron
High speed steel

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Workshop Technology
The operation of cutting a sheet of metal in a straight line along the length, is known as

Plunging
Forming
Notching
Slitting

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Workshop Technology
Cores are used to

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

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