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The ratio of the deBroglie wavelengths o...

The ratio of the deBroglie wavelengths of proton, deuteron and alpha particle accelerated through the same potential difference 100V is

A

`2:2:1`

B

`1:2:2sqrt2`

C

`2:1:2`

D

`2sqrt2:2:1`

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The correct Answer is:
D
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