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An electron is in the third orbit of a hydrogen atom. If h `=6.6 xx10^(-34) J *s` , its orbital angular momentum is

A

`1.98xx10^(-33) j*s`

B

`2.2 xx10^(-34) J*s`

C

`3.15xx10^(-34)J*s`

D

`1.05 xx10^(-34) J *s`

Text Solution

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The correct Answer is:
C
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