Photoelectric EffectHard
Question
The number of photons emitted in one second by a 100 watt red light source, assuming for simplicity the average wavelength for each photon is 694nm, is
Options
A.3.49 × 1020
B.4.49 × 1020
C.3.49 × 1018
D.4.49 × 1018
More Photoelectric Effect Questions
The ratio of wavelength of deutron and proton accelerated through the same potential difference will be -...A polychromatic light is used in an experiment on photoelectric effect. The stopping potential...The characteristic X-ray spectrum is emitted due to transition of...Pressure inside the X-ray tube is -...In davisson-Germer experiment, the filament emits :-...