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Materials and Construction

Materials and Construction
Which of the following exercises most powerful influence on the mechanical properties of steel?

Carbon
Manganese
Phosphorous
Silicon

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Materials and Construction
Tubes of multiple effect evaporator used for concentration of sugar cane juice are made of

Nickel
Copper
Brass
Stainless steel

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Materials and Construction
Chromel (Nichrome) is an alloy of

Chromium and molybdenum
Chromium and aluminium
Molybdenum and nickel
Nickel and chromium

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Materials and Construction
Failure of a material is termed as fatigue failure, if it fails below the yield point. The resistance to fatigue failure of a material is measured by the

Endurance limit
Elastic limit
None of these
Ultimate tensile strength (U.T.S.)

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Materials and Construction
Brine solution is stored/treated in __________ lined vessels/pipes.

Lead
Nickel
Rubber
Glass

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Materials and Construction
The main purpose of galvanising iron sheets is to

Prevent the action of water
Harden the surface
Prevent the action of oxygen
Increase its glossiness and lustre

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