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Ana-particle and alpha- protonare accele...

Ana-particle and` alpha`- protonare accelerated through same p.d. The ratio of de Broglie wavelength of a proton to a-particle is given by

A

`1:2 sqrt 2`

B

`sqrt 2:1`

C

`1:sqrt 2`

D

`2 sqrt 2:1`

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