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A substance cools from 75^@C to 70^@C in...

A substance cools from `75^@C` to` 70^@C` in `T_1` minute, from `70^@C` to `65^@C` in `T_2` minute and from `65^@C to 60^@C` in `T_3` minute, then.

A

`T_1 = T_2 = T_3`

B

`T_1ltT_2ltT_3`

C

`T_1gtT_2gtT_3`

D

`T_(1)gtT_(2)gtT_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
At higher temperature radiation is more. So, cooling is fast.
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