photo electric effect

Can the electron involved in photoelectric effect be a free electron? Answer with reason

10 Answers

3
msp ·

free electrons r produced if the energy of the incident light is equal to the workfunction of the metal.

i cant get ur doubt.
can u give some examples regarding ur doubt

11
Subash ·

i meant that can the electron that the photon collides with be a free electron

3
msp ·

collision is possible and it is a fact that depends upon probability of the photon that can hit a specific electron

11
Subash ·

answer is no and i cant guess why

11
Subash ·

some one reply fast

1
greatvishal swami ·

free electron of wat
maybe i not exactly understanding ur doubt but i dont think that free electrons exist

3
msp ·

i didnt say that photoelectric effect is possible.
i said that collision alone is possible.work function is the minimum energy required to remove the electron from the vicinity of the atom and then only it become free electron.This is a part of the photo electric effect.

according to ur question the process starts from the other part of photoelectric effect.This is not defined as photoelectric effect.

11
Subash ·

well metals do have free electrons rite

when a photon is incident on the surface of the metal why cant it collide with a free electron(i hope i have told which free electron iam talking about) and produce a photoelectron thus

3
msp ·

an electron which i defined in the first part that i have mentioned in my last post is only defined as a photoelectron.

11
Subash ·

rite

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