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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
- A body has 80 microcoulomb of charge. Number of additional electrons in it will be
- The moment of inertia of a thin circular disc about an axis passing through its centre
- If A=4i+4j+4k and b=3i+j+4k, then angle between vectors A and B is
- A small angled prism of refractive index 1.4 is combined with another small angled prism
- A person has a minimum distance of distinct vision as 50 cm. The power of lenses
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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