Charge Q = 10 is distributed over a circumference of ring of radius 3 m alng x-y plane with centre at origin. Find electric potenetial at point (0,0,4) .
1.8 X 104 V
0
1.8 V
1.4 X 108 V
As we learnt ,
If x>>R -
,
-
Option 1)
1.8 X 104 V
Option 2)
0
Option 3)
1.8 V
Option 4)
1.4 X 108 V
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