Question: What capacitance value would give a reactance of 100 in
What capacitance value would give a reactance of 100-Ω in a 60-Hz ac circuit?
Answer to relevant QuestionsHow much current is in a circuit containing only a 50-μF capacitor connected to an ac generator with an output of 120 V and 60 Hz? (a) Find the frequency at which a 250-mH inductor has a reactance of 400-Ω. (b) At what frequency would a 0.40μF capacitor have the same reactance? How much ac rms current must be in a 10-Ω resistor to produce an average power of 15 W? (a) How much power is dissipated in the circuit described in Exercise 36b using the initial values of resistance, inductance, and capacitance? In exercise A resistor, an inductor, and a capacitor have values of 500-Ω, 500 ...(a) If the circuit in Fig. 21.17 is in resonance, the impedance of the circuit is (1) greater than 25-Ω, (2) Equal to 25-Ω, (3) less than 25-Ω. Why? (b) If the driving frequency is 60 Hz, what is the circuit’s ...
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