Assertion :If there is a circular coil having n turns, the field produced is
$\frac{1}{N}$ times as large as that produced by a single turn. Reason: Current in each circular turn has a different direction, and the field due to each turn then just adds up.

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
If there is a circular coil having n turns, the field produced isn times as large as that produced by a single turn. This is because the current in each circular turn has the same direction, and the field due to each turn then just adds up.

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