Electrostatics Question 19

Question: A parallel plate condenser is immersed in an oil of dielectric constant 2. The field between the plates is [CPMT 1975]

Options:

A) Increased proportional to 2

B) Decreased proportional to $ \frac{1}{2} $

C) Increased proportional to $ \sqrt{2} $

D) Decreased proportional to $ \frac{1}{\sqrt{2}} $

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Answer:

Correct Answer: B

Solution:

$ E _{medium}=\frac{E _{air}}{K}=\frac{E}{2} $



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