MATERIALS AND CONSTRUCTION QUIZ

The ability of a material to absorb energy in the elastic range is a measure of its

Toughness

Malleability

Resilience

Brittleness

TRUE ANSWER : ?
YOUR ANSWER : ?

Platinum and silver are corroded by

None of these

Phosphoric acid

Sulphuric acid (10%)

Caustic soda solution

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following is the most elastic material?

Glass

Steel

Rubber

Plastic

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YOUR ANSWER : ?

Which has the maximum melting point out of the following?

Wrought iron

Stainless steel

Cast iron

Steel

TRUE ANSWER : ?
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Constituents of stellite are

Zinc, aluminium and nickel

Cobalt, chromium and tungsten

Nickel, cobalt and vanadium

Zinc, copper and nickel

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A bearing metal should not have

Low thermal conductivity

High toughness

Low co-efficient of friction

Enough plasticity

TRUE ANSWER : ?
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Nickel (56%) and molybdenum (17%) alloys are called

Monel

Inconel

Hastealloy C

Bronzes

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Brass container is suitable for storing

Phosphoric acid (95%)

Beer

Aqueous ammonia

H₂SO₄(95%)

TRUE ANSWER : ?
YOUR ANSWER : ?

Presence of nickel in steel improves its

Wear resistance

Cutting ability

All of these

Corrosion resistance

TRUE ANSWER : ?
YOUR ANSWER : ?

Amount of energy that a material can absorb before its fracture is a measure of its

Malleability

Toughness

Ductility

Resilience

TRUE ANSWER : ?
YOUR ANSWER : ?

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