In a region of constant potential

(a) the electric field is uniform (b) the electric field is zero (c) there can be no charge inside the region. (d) the electric field shall necessarily change if a charge is placed outside the region.

NCERT Class XII
Physics - Exemplar Problems

Chapter 2. Potential and Capacitance

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Answers

2015-06-11T23:51:03+05:30
Yes it can be poss. as in a conducting sphere or a hollow sphere charge comes out on a surface an Elec. field become 0. But potential is -GM/r.
Elec. field is there due to any other charge present outside,

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