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Workshop Technology Questions and Answers

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Exercise

Exercise 1
Exercise 2
Exercise 3
Exercise 4
Exercise 5

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Q 1
The operation of cutting of a flat sheet to the desired shape is called

A)   shearing

B)   piercing

C)   punching

D)   blanking

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Correct Option - D

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Q 2
The temperature of the inner luminous cone of neutral flame is about

A)   1000° C

B)   1250° C

C)   2100° C

D)   3200° C

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Correct Option - D

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Q 3
A casting defect which occurs due to improper venting of sand is known as

A)   cold shuts

B)   blow holes

C)   shift

D)   swell

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Correct Option - B

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Q 4
In arc welding, the temperature of heat produced by the electric arc is of the order of

A)   3000° C to 4000° C

B)   4000° C to 5000° C

C)   5000° C to 6000° C

D)   6000° C to 7000° C

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Correct Option - D

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Q 5
Cold working of metal increases

A)   tensile strength

B)   yield strength

C)   hardness

D)   all of these

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Correct Option - D

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Q 6
Linde welding uses

A) neutral flame and right-ward technique

B) oxidising flame and left-ward technique

C) neutral flame and left-ward technique

D) carburising flame and right-ward technique

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Correct Option - D

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Q 7
In order to produce uniform packing of sand in the moulds, a __________ is used.

A)   sand slinger

B)   squeezing machine

C)   jolt machine

D)   stripper plate machine

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Correct Option - A

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