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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
- When a charged oil drop moves upwards in an electric field,
- A transformer rated at 10 kW is used to connect a 5 kV transmission line to a 240 V
- The voltage of an a.c.supply varies with time (t) as V=120 sin 100 πt the maximum voltage
- If two bodies are projected at 30⁰ and 60⁰ respectively with the same velocity, then
- A thin rod of length L and mass M is bent at its midpoint into two halves
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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