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Engineering Materials

Engineering Materials
The ability of a material to absorb energy in the plastic range is called

Creep
Resilience
Fatigue strength
Toughness

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Engineering Materials
Brass contains

70 - 75% copper and rest tin
90% copper and 10% tin
70% copper and 30% zinc
85 - 92% copper and rest tin with little lead and nickel

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Engineering Materials
Pig iron is the name given to

Product of blast furnace made by reduction of iron ore
Raw material for blast furnace
Iron containing huge quantities of carbon
Iron in molten form in the ladles

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Engineering Materials
Pearlite consists of

13% ferrite and 87% cementite
6.67% carbon and 93.33% iron
13% cementite and 87% ferrite
13% carbon and 87% ferrite

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Engineering Materials
The portion of the blast furnace below its widest cross-section is called

Hearth
Bosh
Throat
Stack

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Engineering Materials
The presence of sulphur in pig iron makes

It hard
It easily machinable
The casting unsound
It brittle

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MORE MCQ ON Engineering Materials

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