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A body cools in a surrounding of constan...

A body cools in a surrounding of constant temperature `30^@C` Its heat capacity is `2 J//^(@)C`. Initial temperature of cooling is valid. The body of mass 1 kg cools to `38^@C` in 10 min
When the body temperature has reached `38^@C`, it is heated again so that it reaches `40^@C` in 10 min. The heat required from a heater by the body is

A

`36^(@)C`

B

`36.4^(@)C`

C

`37^(@)C`

D

`37.5^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
B
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RESONANCE ENGLISH-HEAT TRANSFER-Exercise
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