Rate of cooling at 600K, if surrounding temperature is 300K is R. The – McqOptions

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1.	Rate of cooling at 600K, if surrounding temperature is 300K is R. The rate of cooling at 900K is [DPMT 2002]
A.	\[\frac{16}{3}R\]
B.	\[2R\]
C.	\[3R\]
D.	\[\frac{2}{3}R\]
Answer» B. \[2R\]

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