1.

The maximum wavelength of radiation emitted at \[2000\ K\]is \[4\mu m\]. What will be the maximum wavelength of radiation emitted at                [MP PMT/PET 1998; DPMT 2000]

A.            \[3.33\ \mu m\]                  
B.            \[0.66\ \mu m\]
C.            \[1\ \mu m\]                        
D.            \[1\ m\]
Answer» B.            \[0.66\ \mu m\]


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