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An alpha- particle has initial kinetic e...

An `alpha`- particle has initial kinetic energy of 25 eV and it is accelerated through a potential difference of 150 volt . If a photon has initial kinetic energy of 25 eV and it is accelerated through a potential difference of 25 volt , then find the approximate ratio of the final wavelengths associated with the proton and the `alpha`-particle .

A

5

B

4

C

3

D

2

Text Solution

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The correct Answer is:
A
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