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Workshop Technology

Workshop Technology
The minimum size of a bloom is

10 cm × 10 cm
20 cm × 20 cm
5 cm × 5 cm
15 cm × 15 cm

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Workshop Technology
In backhand welding, the angle between the welding torch and the work is kept as

60°-70°
50°-60°
30°-40°
40°-50°

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Workshop Technology
Cast iron and steel pipes are produced by

Investment casting
Slush casting
Die casting
True centrifugal casting

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

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

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Workshop Technology
Most of the oxyacetylene welding is done with

Carburising flame
Neutral flame
Oxidizing flame
All of these

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Workshop Technology
The edge of a steel plate cut by oxygen cutting will get hardened when the carbon content is

More than 0.3 percent
Less than 0.3 percent
Anywhere between 0.1 to 1 percent
Less than 0.1 percent

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