1.

Assertion: Two bodies at different temperatures, if brought in contact both will be in mean temperature. Reason: The two bodies are made of different materials.

Answer»

both the assertion and the REASON are trueand the reason is the correct explanation of the assertion.
both theassertion and the reason are true , but the reason is not the correct explanation of the assertion.
Assertion is true, but Reason is false.
both Assertion and Reason are false

Solution :When two bodies `T_(1) & T_(2)` are BROUGHT in contact they settle in mean TEMPERATURE, `((T_(1)+T_(2))/(2))` only if the bodies are of same mass & material.


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