The electron of an H-atom is revolving around the nucleus in circular orbit having radius h24πme2 with (2πe2h). The current produced due to the motion of electron is
A
2πm2e23h2
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B
zero
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C
2π2meh2
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D
4π2me5h3
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Solution
The correct option is C4π2me5h3 In C.G.S. unit the radius of H-atom is: r=h24π2me2
and the velocity of the electron is: v=2πe2h.
The time period of a revolution is given by: T=2πrv=h34π2me4.
Thus the current produced during the motion of electron is: i=e×ν=eT=4π2me5h3