The energy spectrum of a black body exhibits a maximum around a wavelength 
. The temperature of the black body is now changed such that the energy is maximum around a wavelength 
. The power radiated by the black body will now increase by a factor of
Text Solution
Verified by ExpertsThe correct answer is:
A
According to Wien's law wavelength corresponding to maximum energy decreases. When the temperature of black body increases i.e. 
constant
Now according to Stefan's law
.
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