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Workshop Technology

Workshop Technology
In die casting, machining allowance is

Small
Not provided
Large
Very large

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Workshop Technology
The welding process used in joining mild steel shanks to high speed drills, is

Seam welding
Spot welding
Upset butt welding
Flash butt welding

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Workshop Technology
The operation of producing cup shaped parts from flat sheet metal blanks by bending and plastic flow of metal, is known as

Coining
Squeezing
Drawing
Planishing

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Workshop Technology
Cold working of metal increases

Tensile strength
Yield strength
Hardness
All of these

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Workshop Technology
If an aluminium pattern made from a wooden master pattern is to be used for grey iron castings, then the shrinkage allowance allowed on the wooden pattern should be

16 mm/m
10 mm/m
26 mm/m
20 mm/m

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Workshop Technology
The hot working of metals is carried out

Below the recrystallisation temperature
Above the recrystallisation temperature
At the recrystallisation temperature
At any temperature

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