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A black body radiates power P and maximum energy is radiated by it around a wavelength λo . The temperature of the black body is now changed such that it radiated maximum energy around the wavelength 3λo/4 . The power radiated by it now is

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A black body radiates power <i>P</i> and maximum energy is radiated by it around a wavelength λ<sub>o </sub>. The temperature of the black body is now changed such that it radiated maximum energy around the wavelength 3λ<sub>o</sub>/4 . The power radiated by it now is






 
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