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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 electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
- A body takes 5 minute for cooling from 50⁰C to 40⁰C. Its temperature
- The two ends of a rod of length L and a uniform cross-sectional area
- The velocity of a particle at an instant is 10 ms⁻¹.After 3 s its velocity will become
- The logic behind NOR gate is that it gives
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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