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Assertion (A) : A little gap is left between iron rails.

Reason (R) : Iron expands 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 of A.
  • C.A is true but R is false.
  • D.A is false but R is true.

Answer: A

Iron expands in summer. So, gaps are left between rails to allow for expansion.

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