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Assertion : It is hotter over the top of a fire than at the same distance on the sides.
Reason : Air surrounding the fire conducts more heat upwards.
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Reason : Air surrounding the fire conducts more heat upwards.
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The correct answer is:
if assertion is true but reason is false
When we put a fire in a place, the air above the fire gets heated up. Hot air being light moves up. To fill up the gap cold air from the side of the fire rushes in. As the top of a fire is covered by hot air, it feels hotter over the top of the fire than at the same distance on the sides.
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