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Hot water cools from 60^@C to 50^@C in t...

Hot water cools from `60^@C` to `50^@C` in the first 10 min and to `42^@C` in the next 10 min. The temperature of the surrounding is

A

`5^(@)C`

B

`10^(@)C`

C

`15^(@)C`

D

`20^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
B
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ERRORLESS -TRANSMISSION OF HEAT-Radiation (Newton s Law of Cooling)
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