When light of wavelength 
is incident on photosensitive surface, the stopping potential is 
. When light of wavelength 
is incident on same surface, the stopping potential is 
. Threshold wavelength for the surface is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
Einstein's photoelectric equation,
From eqns. (i) and (ii),
or 
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