Electrostatics Question 204

Question: Two charges placed in air repel each other by a force of 104N . When oil is introduced between the charges, the force becomes 2.5×105N . The dielectric constant of oil is [MP PET 2003]

Options:

A) 2.5

B) 0.25

C) 2.0

D) 4.0

Show Answer

Answer:

Correct Answer: D

Solution:

By using K=FaFmK=1042.5×105=4



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