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Engineering Materials

Engineering Materials
By severely deforming a metal in a particular direction it becomes

Malleable
Ductile
Anisotropic
Homogeneous

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Engineering Materials
The transistor is made of

Gold
Silver
Germanium
Copper

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Engineering Materials
When the steel is normalized, its

All of these
Yield point increases
Ultimate tensile strength increases
Ductility decreases

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Engineering Materials
In nodular iron, graphite is in the form of

Spheroids
Flakes
Free carbon
Cementite

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Engineering Materials
Addition of lead and bismuth to aluminium results in

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

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Engineering Materials
Tungsten when added to steel __________ the critical temperature.

Does not effect
Lowers
None of these
Raises

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MORE MCQ ON Engineering Materials

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