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Engineering Materials

Engineering Materials
The ability of a material to resist softening at high temperature is known as

Creep
Hot tempering
Fatigue
Hot hardness

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Engineering Materials
Recrystallization temperature can be lowered by

Grain refinement
All of these
Working at lower temperature
Purification of metal

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Engineering Materials
Monel metal contains

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

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Engineering Materials
Cast iron is characterized by minimum of following percentage of carbon

0.013
0.008
0.02
0.002

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Engineering Materials
Mild steel belongs to the following category

Low carbon steel
High carbon steel
Medium carbon steel
Alloy steel

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Engineering Materials
Cupola produces following material

Malleable iron
Wrought iron
Pig iron
Cast iron

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MORE MCQ ON Engineering Materials

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