The energy spectrum of a black body exhibits a maximum around a wavele – McqOptions

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1.	The energy spectrum of a black body exhibits a maximum around a wavelength \[{{\lambda }_{0}}\]. The temperature of the black body is now changed such that the energy is maximum around a wavelength \[3{{\lambda }_{0}}/4\]. The power radiated by the black body will now increase by a factor of
A.	256/81
B.	64/27
C.	44455
D.	44259
Answer» B. 64/27

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