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For a uniformly charged ring of radius R, the electric field on its axis has the largest magnitude at a distance h from its centre.  Then value of h is:

a.

 

b.

R

c.

 

d.

R


Question ID - 50073 | SaraNextGen Answer

For a uniformly charged ring of radius R, the electric field on its axis has the largest magnitude at a distance h from its centre.  Then value of h is:

a.

 

b.

R

c.

 

d.

R

1 Answer - 5876 Votes

3537

Answer Key : (c) -

Electric field on axis of ring

E=

For maximum electric field

 = 0

 h =



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