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A metallic sphere cools from 50^(@)C ...

A metallic sphere cools from `50^(@)C ` to ` 40^(@)C` in 30 S. If a atmospheric temperature around is `20^(@)C` , then the sphere 's temperature after the next 5 minutes willl be close to :

A

`38^@C`

B

`33.3^@C`

C

`30^@C`

D

`36^@C`

Text Solution

Verified by Experts

The correct Answer is:
B
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