1. A 50.0 Hz generator with arms voltage of 240 V is connected in series to a 3.12 k ohm resistor and a 1.65 -4 F capaci
Posted: Mon May 09, 2022 2:36 pm
1. A 50.0 Hz generator with arms voltage of 240 V is connected in series to a 3.12 k ohm resistor and a 1.65 -4 F capacitor. Find a) the mms current in the circuit b) the maximum current in the circuit and c) the power factor of the circuit. 2. A large ar conditioner has a resistance of 7.0 ohm and an inductive reactance of 15 ohm. If the air conditioner is powered by a 60.0 Hz generator with an rms voltage of 240 V, find a) the impedance of the air conditioner , b) the rms current, and c) the average power consumed by the air conditioner 3. A television is tuned to a station broadcasting at a frequency of 2.04 X 108 Hz. For best reception, the antenna used by the TV should have a tip-to-tip length equal to half the wavelength of the broadcast signal. Find the optimum length of the antenna. 4. A series RLC circuit has R = 75 ohm, L = 20 mH, and a resonant frequency of 4.0 kHz. A) What is the capacitance ? B) What is the impedance of the circuit at resonance ? C) What is the impedance at 3.0 kHz?