Power radiated by a black body at temperature T_{1} is P and it radiates maximum energy at a wavelength \\lambda_{1}. If the temperature of the black body is changed from T_{1} to T_{2}, it radiates maximum energy at a wavelength {\\lambda_{1}}/{2}. The power radiated at T_{2} is

AP EAMCET Engineering 2012 Solved Paper

Section: Physics

Question : 30 of 160

Marks: +1, -0

Power radiated by a black body at temperature T1 is P and it radiates maximum energy at a wavelength λ1. If the temperature of the black body is changed from T1 to T2, it radiates maximum energy at a wavelength

λ1

. The power radiated at T2 is

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