Photoelectric EffectHard
Question
In the experiment of P.E.E., if incident wavelength of light is λ then kmax of photo electrons is l ev. If λ is replaced by λ/2 then kmax is 3eV. What will be value of kmax if wavelength of light is 2λ :-
Options
A.0.5 eV
B.0.25 eV
C.0.75 eV
D.Zero
More Photoelectric Effect Questions
A monochromatic source of 25 watt emit photons of wave length 6000then number of photons emitted per second are:-...A heavy nucleus having mass number 200 gets disintegrated into two small fragments of mass number 80 and 120. If binding...20 KV potential is applied across X-ray tube, the minimum wavelength of X-ray emitted will be...Kα characteristic X-ray refers to the transition :-...A small particle of mass 10-13 kg and velocity 10 cm/s then associated wavelength will be :...