Physics - Mock Test 19

Question 181

Energy is stored in a capacitor in the form of

A) electrostatic energy B) magnetic energy C) light energy D) heat energy

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Question 182

Energy is stored in a capacitor in the form of

A) electrostatic energy B) magnetic energy C) light energy D) heat energy

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Question 183

On decreasing the distance between the plates of a parallel plate capacitor, its capacitance

A) remains unaffected B) decreases C) first increases then decreases. D) increases

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Question 184

On decreasing the distance between the plates of a parallel plate capacitor, its capacitance

A) remains unaffected B) decreases C) first increases then decreases. D) increases

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Question 185

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

A) Electric field B) Force on the charge brought. C) Torque exerted by the charge on dipole. D) Electric potential

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Question 186

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

A) Electric field B) Force on the charge brought. C) Torque exerted by the charge on dipole. D) Electric potential

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Question 187

A hollow metal sphere of radius 5 cm is charged such that the potential on its surface is 10 V. The potential at a distance of 2 cm from the centre of the sphere is

A) zero B) 10 V C) 4 V D) 10/3 V

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Question 188

A hollow metal sphere of radius 5 cm is charged such that the potential on its surface is 10 V. The potential at a distance of 2 cm from the centre of the sphere is

A) zero B) 10 V C) 4 V D) 10/3 V

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Question 189

An electric dipole is kept in non-uniform elecric fiel4⃣ it experiences

A) a force and a torque B) a force but not a torque C) a torque but not a force D) it experiences? 1⃣ a force and a torque 2⃣ a force but not a torque 3⃣ a torque but not a force

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Question 190

An electric dipole is kept in non-uniform elecric fiel4⃣ it experiences

A) a force and a torque B) a force but not a torque C) a torque but not a force D) it experiences? 1⃣ a force and a torque 2⃣ a force but not a torque 3⃣ a torque but not a force

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