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Building Materials

Q1: The steel used for rails under heavy traffic and on sharp curves, is

A Nickel steel

B Chrome steel

C Magnese steel

D Vanadium steel.

ANS:C - Magnese steel

Because vanadium in the Steel provides toughness where is manganese in the Steel provides tensile strength and according to given problem the main requirement hair is the tensile strength so that's why this is steel is used?



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