AIIMS 2009 Physics Thermal Stress Assertion Reason Question
Assertion : When hot water is poured in a beaker of thick glass, the beaker cracks. Reason : Outer surface of the beaker expands suddenly.
Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.
Assertion is true but Reason is false.
Both Assertion and Reason are false.
Correct Answer
Detailed Explanation
When we pour hot water in beaker, the inner surface of the glass expands on heating.
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