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Engineering Materials

Engineering Materials
The lower critical point for all steels is

913°C
700°C
723°C
600°C

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

Babbitt metal
Silicon bronze
Gun metal
Aluminium bronze

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Engineering Materials
Which of the following elements does not impart hardness to steel?

Nickel
Silicon
Copper
Chromium

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Engineering Materials
Quenching is not necessary when hardening is done by

Any one of these
Nitriding
Flame hardening
Case hardening

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Engineering Materials
Induction hardening is the process of

Hardening surface of work-piece to obtain hard and wear resistant surface
Increasing hardness throughout
Heating and cooling rapidly
Inducing hardness by continuous process

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Engineering Materials
Aluminium bronze contains aluminium and copper in the ratio of

2.1180555555556
40 : 60
2.5277777777778
0.47916666666667

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MORE MCQ ON Engineering Materials

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