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Engineering Materials

Engineering Materials
Manganese in steel increases its

Fluidity
Ductility
Tensile strength
Hardness

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Engineering Materials
Maximum percentage of carbon in austenite is

0.00025
0.008
0.017
0.0026

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

Full annealing
Normalizing
Martempering
Hardening and cold working

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Engineering Materials
Machining properties of steel are improved by adding

Vanadium, aluminium
Chromium, nickel
Sulphur, lead, phosphorous
Silicon, aluminium, titanium

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Engineering Materials
Constantan an alloy used in thermocouples is an alloy of

Copper and iron
Copper and zinc
Copper and nickel
Copper and tin

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Engineering Materials
The blade of a power saw is made of

Stainless steel
Malleable cast iron
Boron steel
High speed steel

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MORE MCQ ON Engineering Materials

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