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A hot black body emits the energy at the rate of 16 J m–2 s–1 and its most intense radiation corresponds to 20,000 Å. When the temperature of this body is further increased and its most intense radiation corresponds to 10,000 Å, then the energy radiated in Jm–2 s–1 will be :

(A) 4 

(B) 1 

(C) 64 

(D) 256

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Correct option (D) 256


Wein's displacement law is :
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