Physics-Potential Difference

NEET Physics Potential Difference Assertion Reason Question

Type: Assertion Reason-assertion-Hard-Class 12

Assertion (A): Inserting a dielectric between the plates of a capacitor decreases the potential difference across the plates. | Reason (R): The electric field inside the dielectric is reduced compared to the field in vacuum.

A

Both A and R are true, and R is the correct explanation of A.

B

Both A and R are true, but R is not the correct explanation of A.

C

A is true but R is false.

D

A is false but R is true.

Correct Answer

Option A

Detailed Explanation

The dielectric reduces the electric field inside it, which in turn reduces the potential difference across the capacitor plates according to the relation V = Ed.

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