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in Physics by (79.8k points)

A photosensitive metallic surface has work function hvo. If photons of energy 2hvo, fall on this surface. the electrons come out with a maximum velocity of 4 x 106 m/s. When the photon energy is increased to 5hvo, then maximum velocity of photoelectrons will be

(a) 2 x 107 m/s

(b) 2 x 106 m/s

(c) 8 x 106 m/s

(d) 8 x 105 m/s

1 Answer

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Best answer

The correct option is (c) 8 x 106 m/s.

Explanation:

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