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Sahay Sir > Question Answers > JEE Mains Physics 2002-2019 Solved Video Solutions > Practice Set 1 > Given below are two statement : 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:

Given below are two statement : 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:

choose the correct answer from the options given below. Given below are two statement : 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