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TS EAMCET Medical 2015 Paper with Answer key

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Question : 107

Total: 160

A sphere at 600 K is losing heat due to radiation. At this temperature its rate of cooling is R. The rate of cooling of this sphere at 400 K is (temperature of surroundings is 200 K)

8
27
R
16
3
R
7 R
3
16
R

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