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Workshop Technology

Workshop Technology
The material which can be best cut with oxygen cutting process is

Mild steel
Brass
Copper
Aluminium

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Workshop Technology
The temperature produced by oxy-hydrogen flame is about

2100°C
1800°C
3200°C
2400°C

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Workshop Technology
In piercing operation, the clearance is provided on

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

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Workshop Technology
For gas welding, the pressure desired at the welding torch for oxygen is

7 to 103 kN/m²
280 to 560 kN/m²
560 to 840 kN/m²
70 to 280 kN/m²

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Workshop Technology
When more volume of acetylene and less volume of oxygen is supplied, then a ___ flame is obtained.

Carburising
Neutral
Oxidizing
None of the listed here

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Workshop Technology
In shielded arc welding

Welding rod coated with fluxing material is used
None of the listed here
Large electrode is used
Welding rod coated with slag is used

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