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Engineering Materials

Engineering Materials
The property of a material which enables it to retain the deformation permanently, is called

Brittleness
Plasticity
Malleability
Ductility

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Engineering Materials
The machinability of aluminium increases when _________ is added to aluminium.

Magnesium
Copper
Lead and bismuth
Silicon

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Engineering Materials
Silicon when added to copper improves

Machinability
Hardness
Hardness and strength
Strength and ductility

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Engineering Materials
The silicon steel is widely used for

Cutting tools
Motor car crankshafts
Connecting rods
Generators and transformers in the form of laminated cores

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Engineering Materials
Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant?

Electric process
Open hearth process
Bessemer process
LD process

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Engineering Materials
Connecting rod is, usually, made from

High carbon steel
Medium carbon steel
Low carbon steel
High speed steel

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