Experiment 2Q AC Circiuts: (II) The RL & RCL-Circuits

To observe resonance in an LRC series circuit. Apparatus (a) an AC generator (function generator), an AC voltmeter ... [Compare this situation with that of a capacitor, as in formula (3) and Fig.2 where . the voltage “lags the current by 90 º”.] The parameter L is known as inductance, and the quantity XL is … ................
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