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Engineering Materials

Engineering Materials
Cupola produces following material

Malleable iron
Wrought iron
Pig iron
Cast iron

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Engineering Materials
Quenching is not necessary when hardening is done by

Nitriding
Any one of these
Flame hardening
Case hardening

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Engineering Materials
The lower critical point for all steels is

913°C
600°C
723°C
700°C

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Engineering Materials
Which of the following display properties similar to that of steel?

None of these
Both (A) and (B)
Blackheart cast iron
Whiteheart cast iron

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Engineering Materials
The usual composition of a soldering alloy is

Tin, lead and silver
Tin and copper
Tin and lead
Tin, lead and small percentage of antimony

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Engineering Materials
Which of the following has a fine gold colour and is used for imitation jewellery?

Aluminium bronze
Gun metal
Silicon bronze
Babbitt metal

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MORE MCQ ON Engineering Materials

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