Assertion :On going away from a point charge or a small electric dipole, electric field decreases at the same rate in both the cases. Reason: Electric field is inversely proportional to square of distance from the charge or on electric dipole.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.

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Assertion is correct but Reason is incorrect.

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Both Assertion and Reason are incorrect.

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Solution

The correct option is D Both Assertion and Reason are incorrect.
For electric dipole, the field falls as cube of distance from the dipole center. But for point charge, it falls as square of distance. So, assertion and reason are both incorrect.

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Assertion :On going away from a point charge or a small electric dipole, electric field decreases at the same rate in both the cases. Reason: Electric field is inversely proportional to square of distance from the charge or on electric dipole.

The correct option is D Both Assertion and Reason are incorrect.For electric dipole, the field falls as cube of distance from the dipole center. But for point charge, it falls as square of distance. So, assertion and reason are both incorrect.

The correct option is D Both Assertion and Reason are incorrect.
For electric dipole, the field falls as cube of distance from the dipole center. But for point charge, it falls as square of distance. So, assertion and reason are both incorrect.