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Engineering Materials

Engineering Materials
The ability of a material to resist softening at high temperature is known as

Fatigue
Hot hardness
Hot tempering
Creep

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Engineering Materials
Addition of silicon to aluminium results in

Improvement of corrosion resistance
Improving machinability
One of the best known age and precipitation hardening systems
Improvement of casting characteristics

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Engineering Materials
Bronze is an alloy of

Copper and zinc
Copper and tin
None of these
Copper, tin and zinc

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Engineering Materials
The metal suitable for bearings subjected to light loads, is

Monel metal
Phosphor bronze
White metal
Silicon bronze

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Engineering Materials
Which of the following represents the allotropic forms of iron?

Alpha iron, beta iron and gamma iron
Alpha iron, gamma from and delta iron
Alpha iron and beta iron
Body centered cubic iron and face centered cubic iron

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Engineering Materials
Which is false statement about case hardening? Case hardening is done by

Nitriding
Electroplating
Induction hardening
Cyaniding

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MORE MCQ ON Engineering Materials

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