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[" A black body at a high temperature "T...

[" A black body at a high temperature "T" K radiates energy at the rate "E" watt "m^(-2)" ;when the temperature falls to "((T)/(2))^(K)],[" the radiated energy will b."],[[" (A) "(E)/(4)," (B) "(E)/(2)," (C) "2E," (D) "(E)/(16)]]

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