AIIMS 2019 Physics Induction Assertion Reason Question
Assertion: On bringing a positively charged rod near the uncharged conductor, the conductor gets attracted towards the rod.
Reason: The electric field on the surface of a conductor is directly proportional to the surface charge density at that point.
If both assertion and reason are true and reason is the correct explanation of assertion.
If both assertion and reason are true but reason is not the correct explanation of assertion.
If assertion is true but reason is false.
If both assertion and reason are false.
Correct Answer
Detailed Explanation
Option B is correct because both the assertion and reason are true: the net charge on the conductor remains zero, yet the induction process creates a negative charge accumulation closer to the positively charged rod, resulting in an attractive force. However, the reason does not fully explain the assertion, as it does not address the fundamental principle of electrostatic attraction due to induced polarization.
Option A is incorrect because, while both statements are true, the reason does not adequately explain the assertion. Option C is incorrect because both statements are true, not just the assertion. Option D is incorrect as both the assertion and reason are indeed true.
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