A series circuit with a power factor of 0.4171 has a 50 Ω resistor and an unknown value of inductor drawing a current of 1A from a 60 Hz source. Calculate:
a. Applied voltage
b. Inductor value
A series circuit with a power factor of 0.4171 has a 50 Ω resistor and an...
An RLC series circuit has a 2.6 Ω resistor, a 95 μH inductor, and a 87.5 μF capacitor. a. Find the circuit’s impedance, in ohms, at 110 Hz. b. Find the circuit’s impedance, in ohms, at 4.5 kHz. c. If the voltage source supplies an rms voltage of 5.52 V, what is the circuit’s rms current, in amperes, at a frequency of 110 Hz? d. If the voltage source supplies an rms voltage of 5.52 V, what is the circuit’s...
A resistor with R = 350 Ω and an inductor are connected in series across an ac source that has voltage amplitude 500 V . The rate at which electrical energy is dissipated in the resistor is 306 W (a) What is the impedance Z of the circuit? (b) What is the amplitude of the voltage across the inductor? (c) What is the power factor?
Given that the power delivered to the 16 Ω resistor is 16 W in the circuit shown below, determine the current flowing in the controlled source and the value of current source Is. (Hints: Find the voltage or current of the 16 Ω resistor from its power; simplify the circuit use equivalents of series and parallel connections)
An RLC series circuit has a 198 Ω resistor and a 25.0 mH inductor. At 8200 Hz, the phase angle is 45.0°. (a) What is the impedance? Ω (b) Find the minimum possible capacitance of the circuit. nF (c) If Vrms = 408 V is applied, what is the average power supplied? W
An RLC series circuit has a 190 Ω resistor and a 25.0 mH inductor. At 7900 Hz, the phase angle is 45.0°. (a) What is the impedance (in ohms)? Ω (b) Find the minimum possible capacitance (in nanofarads) of the circuit. nF (c) If Vrms = 408 V is applied, what is the average power (in watts) supplied? W
1) An RLC series circuit has a 40.0 ? resistor, a 3.00 mH inductor, and a 5.00 ?F capacitor a. Find the circuit's impedance at 60.0 Hz and 10.0 kHz b. If the voltage source has Vrms 120 V, what is Irms at each frequency? c. Find the resonant frequency d. Calculate Irms at resonant frequency, if the voltage source is Vrms-120v e. Calculate the power factor and phase angle at 60.0 Hz
An RLC circuit consists of a 150-Ω resistor, a 21.0-μF capacitor, and a 390-mH inductor connected in series with a 120-V, 60.0-Hz power supply. (a) What is the phase angle between the current and the applied voltage? _____ ° (b) Which reaches its maximum earlier, the current or the voltage? current or voltage?
A resistor, 50.0-mH inductor, and 100.0-uF capacitor are connected in series with a 50-Hz voltage source. The maximum voltage through the circuit is 240 V. Calculate the power across the LCR circuit, if phase angle between the current and voltage is 60degrees.
A series RLC circuit consists of a 90.0 Ω resistor, a 0.170 H inductor, and a 45.0 μF capacitor. It is attached to a 120 V/60 Hz power line What is the peak current I at this frequency? What is the average power loss?
A series AC circuit contains a resistor, an inductor of 200 mH, a capacitor of 4.30 µF, and a source with ΔVmax = 240 V operating at 50.0 Hz. The maximum current in the circuit is 180 mA. (a) Calculate the inductive reactance. Ω (b) Calculate the capacitive reactance. Ω (c) Calculate the impedance. kΩ (d) Calculate the resistance in the circuit. kΩ (e) Calculate the phase angle between the current and the source voltage. °