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Workshop Technology

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

Work hardening
Age hardening
Flame hardening
Induction hardening

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Workshop Technology
The maximum flame temperature occurs

At the inner cone
Between the outer and inner cone
At the outer cone
At the torch tip

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Workshop Technology
The casting method adopted for ornaments and toys of nonferrous alloys, is

Slush casting
Centrifugal casting
Die casting
Permanent mould casting

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Workshop Technology
The acetylene cylinder is usually painted with

Black colour
White colour
Maroon colour
Yellow colour

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Workshop Technology
A diamond pointed chisel is used for cutting

Key-ways
V-shaped grooves
Flat surfaces
Grooves

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Workshop Technology
In piercing operation, the clearance is provided on

Half on the punch and half on the die
Die
Either on punch or die depending upon designer's choice
Punch

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