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Workshop Technology

Workshop Technology
Cold working of metal increases

Tensile strength
All of these
Yield strength
Hardness

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Workshop Technology
Cutting and forming operations can be performed in a single operation in a

Simple die
Progressive die
Combination die
Compound die

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Workshop Technology
In order to ram the sand harder at the back of the mould and softer on the pattern face, a ________ is used.

Squeezing machine
Stripper plate machine
Sand slinger
Jolt machine

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Workshop Technology
The chisel used for cutting key ways is

Diamond pointed chisel
Round nose chisel
Cape chisel
Flat chisel

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Workshop Technology
A casting defect which occurs due to improper venting of sand is known as

Cold shuts
Swell
Shift
Blow holes

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Workshop Technology
In a four high rolling mill, the diameter of backing up rolls is ________ the diameter of working rolls.

Equal to
Larger than
Smaller than
None of these

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