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If a body coated black at 600K surrounde...

If a body coated black at 600K surrounded by atmosphere at 300 K has cooling rate `r_(0)`, the same body at 900 K, surrounded by the same atmosphere, will have cooling rate equal to

A

`16/3 r1`

B

`18/3 r0`

C

`16r0`

D

`4r0`

Text Solution

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The correct Answer is:
A
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