1.

The maximum wavelength of radiation that can produce photoelectric effect in a certain metal is 200 nm. The maximum kinetic energy acquired by electron due to radiation of wavelength 100 nm will be           [MP PMT 1994]

A.            12.4 eV                                   
B.            6.2 eV
C.            100 eV                                     
D.            200 eV
Answer» C.            100 eV                                     


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