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The de Borglie wavelength of a proton(ch...

The de Borglie wavelength of a proton(charge = `1.6 xx 10^(-19)`C, mass = `1.6 xx 10^(-27)` kg) accelerated through a potential difference of 1 kV is

A

`7 overset@A`

B

0.9 nm

C

`600 overset@A`

D

`0.9 xx 10^-12 m`.

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