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If the work function of a metal is 'phi'...

If the work function of a metal is `'phi'` and the frequency of the incident light is `'v'`, there is no emission of photoelectron if

A

`vltphi/h`

B

`v=phi/h`

C

`vgtphi/h`

D

`vgephi/h`

Text Solution

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The correct Answer is:
A
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TARGET PUBLICATION-ELECTRONS AND PHOTONS-Critical thinking
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