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Wavelength of a 1 ke V photon is 1.24 xx...

Wavelength of a `1 ke V` photon is `1.24 xx 10^(-9) m`. What is the frequency of ` 1 Me V` photon ?

A

`1.24xx10^(15)`

B

`2.4xx10^(20)`

C

`1.24xx10^(18)`

D

`2xx10^(23)`

Text Solution

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The correct Answer is:
B
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