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ENGINEERING MATERIALS

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

Vanadium
Chromium
Cobalt
Nickel

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Engineering Materials
Manganese in steel increases its

Hardness
Fluidity
Ductility
Tensile strength

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Engineering Materials
Free cutting steels

Contain carbon in free from
Can be cut freely
Require minimum cutting force
Is used where rapid machining is the prime requirement

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Engineering Materials
The cupola is used to manufacture

Cast iron
Wrought iron
Steel
Pig iron

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Engineering Materials
Tungsten in high speed steel provides

Toughness
Wear resistance
Hot hardness
Sharp cutting edge

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