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Engineering Materials

Engineering Materials
Cast iron is a

Tough material
Malleable material
Brittle material
Ductile material

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Engineering Materials
The steel widely used for motor car crankshafts is

Silicon steel
Nickel steel
Nickel-chrome steel
Chrome steel

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Engineering Materials
Ductility of a material can be defined as

All of these
Ability to undergo large permanent deformations in compression
Ability to undergo large permanent deformations in tension
Ability to recover its original form

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Engineering Materials
Addition of lead and bismuth to aluminium results in

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

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Engineering Materials
Nodular cast iron is produced by adding ________ to the molten cast iron.

Chromium
Copper
Magnesium
Nickel

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Engineering Materials
The hardness and tensile strength in austenitic stainless steel can be increased by

Full annealing
Martempering
Normalizing
Hardening and cold working

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MORE MCQ ON Engineering Materials

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