then the number of photoelectrons emitted per second from an area of 1.0 cm^2 of the surface is nearly.

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Ultraviolet light of wavelength 300 nm and intensity 1.0 W m^-2 falls on the surface of a photosensitive material. If one per cent of the incident photons produce photoelectrons, then the number of photoelectrons emitted per second from an area of 1.0 cm^2 of the surface is nearly.
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Jun
Ultraviolet light of wavelength 300 nm and intensity 1.0 W m^-2 falls on the surface of a photosensitive material. If one per cent of the incident photons produce photoelectrons, then the number of photoelectrons emitted per second from an area of 1.0 cm^2 of the surface is nearly. then the number of photoelectrons emitted per [...]
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