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an inductor L of inductance XL …

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an inductor L of inductance XL is connected in series with a bulb B and an a.c. source. How would brightness of the bulb change when (i) number of turn in the inductor is reduced, (ii) an iron rod is inserted in the inductor and (iii) a capacitor of reactance XQ = XL is inserted in series in the circuit Justify your answer in each case.

Posted by Sara Khan 6 years, 10 months ago

CBSE > Class 12 > Physics

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