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Photons of energy 6 eV are incident on a...

Photons of energy `6 eV` are incident on a metal surface whose work function is `4 eV`. The minimum kinetic energy of the emitted photo - electrons will be

A

0 eV

B

1 eV

C

2 eV

D

10 eV

Text Solution

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The correct Answer is:
A
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