2.) Alternating Current a.) An AC (f = 60.0 Hz) series circuit contains the following: R = 250 2 and L = 450 mH. Calculate the impedance and phase angle. Draw in phasors for the voltage amplitudes across R, L, and the source. Also, indicate the phase angle. b.) The impedance of a loudspeaker is 20.02. It can be modeled as an RC series circuit connected to an AC source. What is the capacitance of the circuit if the power factor is 0.750 at a frequency of 2500 Hz? c.) A plot of the current vs frequency for a series LRC series circuit is shown. If the inductor is L = 250 uH, then what are the values of R and C? Irms (A) 4.00 2.00. Vims = 8.00 V 10 20 30 40 co (1000 rad/s)
2.) Alternating Current a.) An AC (f = 60.0 Hz) series circuit contains the following: R = 250 2 and L = 450 mH. Calculate the impedance and phase angle. Draw in phasors for the voltage amplitudes across R, L, and the source. Also, indicate the phase angle. b.) The impedance of a loudspeaker is 20.02. It can be modeled as an RC series circuit connected to an AC source. What is the capacitance of the circuit if the power factor is 0.750 at a frequency of 2500 Hz? c.) A plot of the current vs frequency for a series LRC series circuit is shown. If the inductor is L = 250 uH, then what are the values of R and C? Irms (A) 4.00 2.00. Vims = 8.00 V 10 20 30 40 co (1000 rad/s)
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