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Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R. Assertion A: When …

Q1

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R.

Assertion A: When a rod lying freely is heated, no thermal stress is developed in it.

Reason R: On heating, the length of the rod increases.
In the light of the above statements, choose the correct answer from the options given below.

[JEE Main 2021, 25 Feb (Shift 1)]

a

Both \(A\) and \(R\) are true and \(R\) is the correct explanation of \(A\)

b

A is false but \(R\) is true

c

A is true but \(R\) is false

d

Both \(A\) and \(R\) are true but \(R\) is NOT the correct explanation of \(A\)

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