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Two charges placed in air repel each other by a force of 10⁻⁴ N. When oil is introduced between the charges, the force becomes 2.5 x 10⁻⁵ N. The dielectric constant of oil is
Options
(a) 2.5
(b) 0.25
(c) 2
(d) 4
Correct Answer:
4
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electrostatics
(146)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The primary of a transformer when connected to a dc battery of 10 volt draws a current
- A calorimeter contains 0.2 kg of water at 30° C. 0.1kg of water at
- The temperature coefficient of resistance of an alloy used for making resistor is
- Current in a coil changes from 4 A to zero in 0.1 second and the emf induced is 100V
- A bar magnet is hung by a thin cotton thread in a uniform horizontal magnetic field
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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