Q92 92 . The electric potential on the surface of a sphere of radius R due to a charge 3 × 10 - 6 C is 500 V . The intensity of electric field on the surface of the sphere in ( N C - 1 ) is 1 4 πε 0 = 9 × 10 9 N m 2 C - 2 ( a ) < 10 ( b ) > 20 ( c ) between 10 and 20 ( d ) < 5 Share with your friends Share 1 Shobhit Mittal answered this 12 View Full Answer