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An electron in the ground state of hydro...

An electron in the ground state of hydrogen atom is revolving in anticlockwise direction in circular orbit of radius R. The orbital magnetic dipole moment of the electron will be

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Magnetic moment associated with electron `M=(eh)/(4 pi m_(e))`
`theta=30^(@)` and `tau =MB sin theta, " "tau =(eh)/(4 pi m_(e))Bxxsin 30^(@)=(eh)/(4 pi m_(e))Bx1/2" ", tau=(ehB)/(8pim_(e))`
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