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In photoelectric effect light of certain...

In photoelectric effect light of certain frequency `( gt ` threshold frequency ) is incident on a metal surfave whereby , an `e^(-)` ( with certain K.E.) moves towards the collector plate and a flow of current is initiated . In order to stop the current flow, an opposite potential , on the two metal plates, is applied
The work function of a metal is 4eV. If light of frequency `2.3 xx 10^(15) Hz` is incident on metal surface, then

A

No photoelectron will be ejected

B

2 photoelectron of zero kinetic energy are ejected

C

1 photoelectron of zero kinetic energy is ejected

D

1 photoelectron is ejected , which required the stopping potential of 5.52 volt

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