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When the photons of energy hv fall on a photosensitive metallic surface of work function `hv_(0)`, electrons are emitted are from jthe surface. The most energetic electron coming out of the surfece have kinetic energy equal to

A

the kinetic energy of all emitted electrons is `hv_0`

B

the kinetic energy of all emitted electrons is `h(v-v_0)`

C

the kinetic energy of all fastest electrons is `h(h-v_0)`

D

the kinetic energy of all emitted electrons is hv

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The correct Answer is:
C
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