In a photocell bichromatic light of wavelength 2475 
and 6000 
are incident on cathode whose work function is 4.8 
If a uniform magnetic field of 
Tesla exists parallel to the plate, the radius of the path describe by the photoelectron will be (mass of electron 
Text Solution
Verified by ExpertsB
Energy of photons corresponding to light of wave length 
is 
and that corresponding to 
is
As 
and 
Photoelectric emission is possible with 
only. Maximum kinetic energy of emitted photoelectrons 
Photo electrons experiences magnetic force and move along a circular path of radius
cm.
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