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Materials and Construction

Materials and Construction
Low carbon steels are those in which carbon percentage is around

1.5 to 2
0.8 to 1.5
0.1 to 0.35
0.4 to 0.7

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Materials and Construction
To improve the machinability of steel, it is generally subjected to

Normalising
Spheroidising
Tempering
Annealing

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Materials and Construction
Which of the following is a light alloy?

Babbit metal
Dow metal
Monel metal
German silver

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Materials and Construction
Fatigue failure of a material may occur, when it is subjected to __________ stress.

Fluctuating
Torsion
Compressive
Tensile

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Materials and Construction
Balls in a ball mill are usually made of

Stainless steel
Steel
Cast iron
Bronze

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Materials and Construction
Addition of lead, sulphur and phosphorus to low carbon steel helps in improving its

Corrosion resistance
Tensile strength
Machinability
Compressive strength

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