If Planck’s constant is denoted by h and electronic charge by e, then photoelectric effect allows determination of:
Both h and e
Open in App
Verified by Toppr
Correct option is
In photoelectric effect we can know only the stopping potential. Stopping potential =(λhc−ϕ)/e =eλhc−ϕ/e So, we can determine only h/e because we know stopping potential, frequency and work function of the metal.
Solve any question of Dual Nature of Radiation And Matter with:-