67 questions in Chapter 2 Electrostatic Potential and Capacitance - HI MCQ!

When air is replaced by a dielectric medium of constant K, the maximum force of attraction between two charges separated by a distance?

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When air is replaced by a dielectric medium of constant K, the maximum force of attraction between two charges separated by a distance?

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The electric potential V at any point O (x, y, z all in metres) in space is given by V = 4x² volt. The electric field at the point (1 m, 0, 2 m) in volt/metre is?

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Which of the following statement is true?

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Which of the following statements is/are correct for equipotential surface? I. The potential at all the points on an equipotential surface is same. II. Equipotential surfaces never intersect each other. III. Work done in moving a charge from one point to other on an equipotential surface is zero.?

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Which of the following statements is false for a perfect conductor?

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Assertion : Electric field is discontinuous across the surface of a spherical charged shell. Reason : Electric potential is continuous across the surface of a spherical charged shell?

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A unit charge moves on an equipotential surface from a point A to point B, then?

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A charge is brought from a point on the equatorial plane of a dipole to its mid-point. Which of the following quantities remains constant?

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There are two metallic spheres of same radii but one is solid and the other is hollow, then?

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