﻿ With what velocity must an electron travel so that its momentum is equal to that of a photon of wavelength 560 nm? : Kaysons Education

# With What Velocity Must An Electron Travel So That Its Momentum Is Equal To That Of A Photon Of Wavelength 560 Nm?

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## Question

### Solution

Correct option is

1300 ms–1

According to de-Broglie equation, . Thus, if momentum of electron = momentum of photon then λ of electron = λ of photon = 560 nm.

Applying de-Broglie equation to electron,

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