A 5 watt source emits monochromatic light of wavelength 5000. When placed 0.5 m away, it liberates
Channel: Ritesh Dahiya (RD Sir) (KDC) Kota Doubt Counter
Date: 2020-08-28

A 5 watt source emits monochromatic light of wavelength 5000. When placed 0.5 m away, it liberates photo electrons from a sensitive metallic surface.

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