Question

obtain an expression for the magnetic moment of on electron , moving with a speed v in a circular orbit of radius r​

Answer 1

Answer:

Current flowing in the circular orbit   :    I=eν             where , ν is the frequency of revolution of electron

∴     I=e×  

2πr

v

​  

       

Area of the circular orbit:         A=πr  

2

 

Magnetic moment of an electron :    μ=IA=  

2πr

ev

​  

×πr  

2

=  

2

evr

​  

 

Answer By Amit

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