Question

Radiations of two photon’s energy, twice and ten times the
work function of metal are incident on the metal surface
successsively. The ratio of maximum velocities of
photoelectrons emitted in two cases is
(a) 1 : 2 (b) 1 : 3 (c) 1 : 4 (d) 1 : 1

Answer 1

I think it is option b

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