Class 12PhysicsDual Nature of Radiation and matterPhotoelectric Effect by Lenard and it's Observations
EasyAfter a photon is incident on a metal surface,the time taken for the emission of a photoelectron from the surface is approximately ...........
- A$10^{-10} \ s$
- B$10^{-16} \ s$
- C$10^{-1} \ s$
- D$10^{-4} \ s$
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