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Engineering Materials

Engineering Materials
Iron is

Ferromagnetic
Ferroelectric
Dielectric
Paramagnetic

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Engineering Materials
Pig iron is the name given to

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

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Engineering Materials
Delta-iron occurs between the temperature ranges of

1400°C to 1530°C
600°C to 900°C
900°C to 1400°C
400°C to 600°C

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Engineering Materials
Taps dies and drills contain carbon

Above 1%
Above 2.2%
Below 0.5%
Below 1%

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Engineering Materials
The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is

Cobalt
Nickel
Chromium
Vanadium

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Engineering Materials
The charge is fed into the blast furnace through the

Stack
Throat
Bosh
Tyres

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MORE MCQ ON Engineering Materials

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