Q37. Light of two different frequencies whose photons have energies 1 eV and 2.5 eV respectively, illuminate a metal of work function 0.5 eV. The ratio of the maximum KE of the emitted electrons will be:
(a) 1:5
(b) 1:4
(c) 1:2
(d) 1:1

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Accepted Answer

1:4

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Q37. Light of two different frequencies whose photons have energies 1 eV and 2.5 eV respectively, illuminate a metal of work function 0.5 eV. The ratio of the maximum KE of the emitted electrons will be: (a) 1:5 (b) 1:4 (c) 1:2 (d) 1:1

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