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Black body radiation is emitted by two circular stars A and B. Radius of A is 400 times radius of B and energy emitted by star A  is \(10^4\) times, energy emitted by star B. Find the ratio of their wavelengths \((\frac {\lambda _A}{\lambda_B} )\) When radiation curves are at peak. 

Asked By Hariprasad Nagar

Updated Mon, 17 Sep 2018 04:32 pm

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