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Calculate the wavelength ( in nanometer ...

Calculate the wavelength ( in nanometer ) associated with a proton moving at ` 1.0xx 10^3` m/s (Mass of proton ` =1.67 xx 10^(-27) kg ` and ` h=6.63 xx 10^(-34) is)` :

A

0.40 nm

B

2.5 nm

C

14.0 nm

D

0.032 nm

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The correct Answer is:
A
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