An object is at a temperature of \[{{400}^{o}}C\]. At what temperature – McqOptions

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1.	An object is at a temperature of \[{{400}^{o}}C\]. At what temperature would it radiate energy twice as fast? The temperature of the surroundings may be assumed to be negligible [MP PMT 1990; DPMT 2002]
A.	\[{{200}^{o}}C\]
B.	\[200\ K\]
C.	\[{{800}^{o}}C\]
D.	800 K
Answer» E.

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