Light of two different frequencies whose photons have energies of 1eV and 2.5 eV

respectively successively illuminate a metal of work function 0.5eV.The ratio of maximum speed of emitted electrons is

1:4

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1:5

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1:3

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1:2

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Solution

The correct option is D
1:2

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Light of two different frequencies whose photons have energies of 1eV and 2.5 eV respectively successively illuminate a metal of work function 0.5eV.The ratio of maximum speed of emitted electrons is

The correct option is D 1:2

Light of two different frequencies whose photons have energies of 1eV and 2.5 eV

respectively successively illuminate a metal of work function 0.5eV.The ratio of maximum speed of emitted electrons is

The correct option is D
1:2