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JEE Mains · Physics · STD 11 - 10.1, thermonetry,thermal expansion and calorimetry
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
- A Both \(A\) and \(R\) are true but \(R\) is \(NOT\) 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 and \(R\) is the correct explanation of \(A\)
Answer & Solution
Correct Answer
(A) Both \(A\) and \(R\) are true but \(R\) is \(NOT\) the correct explanation of \(A\)
Step-by-step Solution
Detailed explanation
\(A\) and \(R\) are true but \(R\) is not the correct explanation of \(A\)
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