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Engineering Materials

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

Nickel
Cobalt
Chromium
Vanadium

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Engineering Materials
Which of the following metal is used for nuclear energy?

Thorium
Niobium
All of these
Uranium

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Engineering Materials
Machining properties of steel are improved by adding

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

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Engineering Materials
The alloying element which reduces the formation of iron sulphide in steel is

Vanadium
Manganese
Nickel
Chromium

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Engineering Materials
Which is false statement about annealing? Annealing is done to

Harden steel slightly
Soften material
Relieve stresses
Improve machining characteristic

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Engineering Materials
Mild steel belongs to the following category

Medium carbon steel
Alloy steel
Low carbon steel
High carbon steel

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