A single phase load consists of a resistor and a capacitor
connected in parallel. When a voltage of 240 V is applied to
the load, the load absorbs 10-3j kVA . What is the reactance
of the capacitor?
A single phase load consists of a resistor and a capacitor connected in parallel. When a...
The load shown in Figure 2.22 consists of a resistance R in parallel with a 2.6. capacitor of reactance X. The load is fed from a single-phase supply through a line of impedance 8.4 + j 11.2 Ω. The rms voltage at the load terminal is 120020° V rms, and the load is taking 30 kVA at 0.8 power factor leading. (a) Find the values of R and X (b) Determine the supply voltage V. 8.4 +j11.2 2 120020 VRTX
A balanced Y-connected voltage source is applied to a balanced A-connected load with Zad (45-j30) ohm/phase connected, 150 kVA transformer. According to the rating of the transformer, which is on a reactance of the transformer is j0.8 per unit (ignore the magnetizing branch impedances) LOAD 13.2kV 480V Z j0.8 pu a) Utilizing a three-phase Stue of 100 kVA and transformer voltages as bases, draw the single phase b) What does the voltage (V) at the source to need to be...
A load consists of a 78-12 resistor in parallel with a 90-uF capacitor. If the load is connected to a voltage source vs(t) = 160cos 2000t, find the average power delivered to the load. The average power delivered to the load is W.
A line voltage of 480 V and a line current of 225 mA are supplying a balanced, 3-ф load. If the load for each phase consists of a 1 k(2 resistor in series with a 3.7 μF capacitor: is the load Δ-or Y-connected? give the magnitudes of the phase current and phase voltage a. b. A line voltage of 480 V and a line current of 225 mA are supplying a balanced, 3-ф load. If the load for each phase...
A capacitor is connected in parallel with a resistor and a sinusoidal voltage is applied across them. If the voltage has a phase angle of 25 degrees, what is the phase angle of the resistor current and the phase angle of the capacitor current? Explain why and show calculations.
A load consists of a 10 uF capacitor in series with a 282 N2 resistor. The voltage across the load is given by v(t)=23cos(6,384t+0.25) where the phase is in radians. What is the magnitude of the current flow in capacitor/resistor load in mA?
Problem 8. Each phase of a balanced three-phase A-connected load consists of a 10mH inductor is series with the parallel combination of a 25μF capacitor and a 50Ω resistor. Assume zero line resistance and a phase voltage of 300V at 400 rad/sec. 1n Calculate the magnitude of the phase current, the line current and the total power absorbed by the load. Ip
4) An RLC circuit consists of a resistor, a inductor, and a capacitor connected in series to an AC voltage source with an RMS voltage of 59 volts. At half the resonant frequency, the phase angle is -35 degrees and the inductive reactance is 46 Ohms. What is the average dissipated power at twice the resonant frequency in Watts?
An RLC circuit consists of a resistor, a inductor, and a capacitor connected in series to an AC voltage source with an RMS voltage of 74 volts. At half the resonant frequency, the phase angle is -25 degrees and the inductive reactance is 47 Ohms. What is the average dissipated power at twice the resonant frequency in Watts?
2.6. The load shown in Figure 2.22 consists of a resistance R in parallel with a capacitor of reactance X. The load is fed from a single-phase supply through a line of impedance 8.4 + j 11.2 Ω. The rms voltage at the load terminal is 120020° V rms, and the load is taking 30 k VA at 0.8 power factor leading. (a) Find the values of R and X (b) Determine the supply voltage V. 8.4+511.2 Ω 120020° vsh...