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Grade: 12

                        

a short dipole is placed at a distance x from centre O on the axis of a ring of radius R and charge Q is uniformly distributed over it. the net force acting on the dipole is?

6 years ago

Answers : (1)

Arun Kumar
IIT Delhi
askIITians Faculty
256 Points
							See
if you draw the figure.

you will realise that because of the symmetry horizontal components of all the (assuming dipole is on y axis). by
will be cancelled so you will have a integration of
following type


Arun Kumar

IIT Delhi
Askiitians Faculty
6 years ago
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