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Engineering Materials

Engineering Materials
Steel made from phosphate iron is

Tough
Ductile
Brittle
Hard

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Engineering Materials
The elastic stress strain behavior of rubber is

No fixed relationship
Plastic
Linear
Nonlinear

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Engineering Materials
Monel metal contains

Alloy of tin, lead and cadmium
Malleable iron and zinc
63 to 67% nickel and 30% copper
88% copper and 10% tin and rest zinc

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Engineering Materials
Sulphur in steel

Lowers the toughness and transverse ductility
Reduces the grain size
Acts as deoxidiser
Decreases tensile strength and hardness

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Engineering Materials
Silicon when added to copper improves

Hardness
Machinability
Hardness and strength
Strength and ductility

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Engineering Materials
The cupola is used to manufacture

Steel
Pig iron
Wrought iron
Cast iron

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MORE MCQ ON Engineering Materials

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