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(C) 450 V, 13.5 A (a) DUU 12. A coil of ...

(C) 450 V, 13.5 A (a) DUU 12. A coil of self-inductance L is connected in series with a bulb B and an AC source. Brightness of the bulb decreases when [NEET 2013] (a) frequency of the AC source is decreased (b) number of turns in the coil is reduced (c) a capacitance of reactance X = X is included in the same circuit (d) an iron rod is inserted in the coil bilan

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