A black body emits radiation at the rate P when its temperature is T. At this temperature the
Channel: Doubtnut
Date: 2020-07-26

A black body emits radiation at the rate P when its temperature is T. At this temperature the wavelength at which the radiation has maximum intensity is `lamda_0`, If at another temperature `T'` the power radiated is `P'` and wavelength at maximum intensity is `(lamda_0)/(2)` then