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what should be the velocity of an elect...

what should be the velocity of an electron so that its momentum becomes equal to that of a photon of wavelength `5200 Å`

A

`7200 ms^(-1)`

B

`1400 ms^(-1)`

C

`2400 ms^(-1)`

D

`3600 ms^(-1)`

Text Solution

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The correct Answer is:
B
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