Two charges placed in air repel each other by a force of 10 -4 N. When oil is introduced…
Physics · JEE Main · NTA Exams — Electrostatics
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 :
- 2.5
- 0.25
- 2.0
- 4.0
Answer
(D) 4.0
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