1.

The absolute temperatures of two black bodies are 2000 K and 3000 K respectively. The ratio of wavelengths corresponding to maximum emission of radiation by them will be                                             [RPMT 2003]

A.            2 : 3                                          
B.            3 : 2
C.            9 : 4                                          
D.            4 : 9
Answer» C.            9 : 4                                          


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