ASSERTION : A glowing bulb becomes dim when an iron bar is put in the inductor in the ac circuit.
REASON : Resistance of the circuit increases.
i. If both assertion and reason are correct and reason is a correct explanation of the assertion.
ii. If both assertion and reason are correct but reason is not the correct explanation of assertion.
iii. If assertion is correct but reason is incorrect.
iv. If assertion is incorrect but reason is correct or if both assertion and reason are incorrect.