Light of frequency $v$ is incident on a metal of threshold frequency $v_{0}$ . Then work function of metal will be:

h v

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h v_{0}

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h (v - v_{0})

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h (v + v_{0})

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Solution

The correct option is B $h v_{0}$
Work function=h×threshold frequency
$ϕ_{0} = h ν_{0}$

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Light of frequency v is incident on a metal of threshold frequency v0. Then work function of metal will be:

The correct option is B hv0Work function=h×threshold frequencyϕ0=hν0

Light of frequency $v$ is incident on a metal of threshold frequency $v_{0}$ . Then work function of metal will be:

The correct option is B $h v_{0}$
Work function=h×threshold frequency
$ϕ_{0} = h ν_{0}$