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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
- For photoelectric emission from certain metal the cut-off frequency is v
- A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series
- If a vector 2i+3j+8k is perpendicular to the vector 4j-4i+αk, then value of α is
- In a circuit, L,C and R are connected in series with an alternating voltage source
- Identify the wrong statement with reference to solar cell
Topics: Electrostatics (146)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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