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Photons with energy 5eV are incident on ...

Photons with energy 5eV are incident on a cathode C in a photoelectric cell. The maximum energy of emitted photoelectrons is 2 eV . When photons of energy 6eV are incident on C , no photoelectrons will reach the anodeA, if the stopping potential of A relative to C is:

A

`-1V`

B

`-3V`

C

`+3V`

D

`+4V`

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