A circuit has an impedance Z = 2 - j5. What is the power factor?
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A circuit has an impedance Z = 2 - j5. What is the power factor?
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- The circuit is connected to a 400-Hz line with an applied voltage of 35.678 V. The resistor has a true power of 14.4 W. and there are 12.96 inductive VARs and 28.8 capacitive VARs. ET35.678VITZVAPFERIRRP14.4WELILXLVARsL12.96LECICXCVARsC28.8CTwo impedances (14+j5)Ω and (18+j10)Ω are connected in parallelacross a 200V, 50Hz supply. Find the admittance of each branch,admittance of the entire circuit, total current drawn by the circuit,and power factor of the circuit.Find the impedance of a series connection resistor and an inductor.the inductance is L=1mH.the resistance is R=1kohm and the angular frequency is 2.10^5rad/sec
- A voltage source with a value of 25 e^j45 V flows a current of 5 e^j15 A through a series impedance. Find the equivalent impedance and admittance in this circuit. Find the resistance, inductive and capacitive elements at equivalent impedancea circuit of 0.8 lagging power factor behaves as a- an inductive circuit b- a capacitive circuit c- R L circuit d- R C circuitConvert the following to polar form and computethe product. Compare the result with that obtainedusing rectangular form.a. (50 + j10) (4 + j8)b. (j2 − 2) (4 + j5) (2 +j7)
- Solve for the impedance. Use 60Hz as frequency of the AC voltage source. Need your eligible and easy to understand solution. ThanksGet the sum of two signals.V1 = a sin (120π t + b)V2 = c sin (120π t + d)Given:a = 38b = -15°c = 20d = 5°An inductive circuit has a resistance of 10 ohms and an inductance of 2 henrys. The total impedance at 60 HZ is?
- a. Apply a voltage of 120V at 60Hz to an impedance Z = 50 + 50j Ω as shown. b. Determine the value of C to bring the FP to 1 c. Tabulate the current in the source for different values of C d. Determine when the PF is lagging or leadingA series circuit has 50 ohm resistance, 2.22 microfarad capacitance and inductance of 8 mH. Find the total impedance at 796 Hz frequency. a. 50-j150 b. 50+j50 c. 50-j50 d. 50+j130A series circuit has 99.0 Ω of resistance and 88.0 Ω of inductive reactance. An ac rms voltage of 117 V is applied to this series network. What is the voltage across the reactance in the above example?