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Materials and Construction

Materials and Construction
Fatigue failure of a material results from __________ stress.

Tensile
Fluctuating
None of these
Compressive

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Materials and Construction
Bog iron used for the adsorption of H?S from coke oven gas is

None of these
Iron impregnated with resin (usually bakelite)
An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide)
Carbon free iron

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Materials and Construction
Evaporator used for concentrating tomato juice is made of

Nickel
Cast iron-rubber lined
Stainless steel-glass lined
Brass

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Materials and Construction
Carbon percentage is the same in cast iron and

High silicon (14%) iron
Pig iron
Wrought iron
Mild steel

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Materials and Construction
Which one is remelted and poured into moulds to get cast iron?

Wrought iron
Low carbon steel
Pig iron
Mild steel

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Materials and Construction
Hydrochloric acid is __________ corrosive to common metals.

Highly
Mildly
Least
Not

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