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Assertion : It is hotter over the top of...

Assertion : It is hotter over the top of a fire than at the same distacne of the side.
Reason : Air surrounding the fire conducts more heat upward

A

If both the assertion and reason are true and reason is the correct explanation of the assertion.

B

If both the assertion and reason are true but the reason is not correct explanation of the assertion.

C

If the assertion is true but the reason is false

D

If the both the assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C
Heat is carried away from a fire sideways mainly by radiation. Above the fire, heat is carried by both radiation and by convection of air. The latter process carries much more heat.
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