Two charges placed in air repel each other by a force of 10⁻⁴ N. When oil is

⇦

⇨

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.

Related Questions:

1. The physical quantity which does not have the same dimensions as the other three is
2. A thin convex lens of refractive index 1.5 has 20 cm focal length in air. If the lens
3. A ray of light passes from a medium A having refractive index 1.6 to the medium
4. Electrical force is acting between two charges kept in vacuum. A copper plate
5. The distance of the closest approach of an alpha particle fired at a nucleus

Topics: Electrostatics (146)
Subject: Physics (2479)

---

Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score

18000+ students are using NEETLab to improve their score. What about you?

Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.

---

Share this page with your friends