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The angular momentum of an electron in H...

The angular momentum of an electron in `He^(+)` moving in an orbit is `h//pi`. The debrogile wavelength associated with electron is : [ `a_(0)` is radius of first bohr's orbit of H - atom]

A

`2pi a_(0)`

B

`pi a_(0)`

C

`4pia_(0)`

D

`(pia_(0))/(2)`

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The correct Answer is:
A
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