Question

A- Railway tracts are laid over segments instead of a continuous one piece beam.

R- Metal tracts will expand in summer

A. Both A and R are true and R is the correct explanation of A.

B. Both A and R are True but R is not the correct explanation ofA.

C. A is false but R is True

D. A is true but R isfalse​

Answer 1

it is option A

Explanation:

Metal will extend due to thermal expansion so gaps or spaces are left between them

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