Q.3 A 3-phase load (3 + j3) Ohm on each phase) is to be supplied from 3-phase 210 - V source. The total reactive power consumed by the load is.

d. 565.685 V If a Load absorbs 20 kVA at a leading power factor of 0.6. Then the complex power is: Select one: O a. 12000 - j16000 VA O b.-12000 + j16000 VA O c. 12000 + j16000 VA O d. None of these Given the circuit below and the associated set of voltages and currents, the reactive Power developed by im voltage source is FENG300 MINTERM

Power factor correction is a method to do which of the following.

A balanced load is connected in star across a 3 phasec415V 50Hz supply. The load consists of a coil of resistance 25 ohms and inducrance 0.5 henry in paeallel with a purw resistance of 28 ohms and a pure capaciror of 60microfarads capacitance ,in each branch. Calculate a. The line currents Need the most sumple working

A load has a leading power factor. a) Is it a capacitive or inductive load? b) Is the reactive power positive or negative?  c) Repeat for a load with lagging power factor

Assume that the voltage applied to a load is V = 208- 30° V and the current flowing through the load is I = 5415° A a. Calculate the complex power S consumed by this load. b. Is this load inductive or capacitive? c. Calculate the power factor of this load. d. Calculate the reactive power consumed or supplied by this load. Does the load consume reactive power from the source or supply it to the source?

The temperature of a noninductive heater unit is controlled by a reactor. The heater unit and the reactor are connected in series across a 250 V, 60 Hz source. The voltage across the heater unit is 200 V. The voltage across the reactor is 100 V. The current in the circuit is 10 A. Determine: the power factor of the series circuit. the power factor of the reactor. the impedance of the reactor. the effective resistance of the reactor. the inductive reactance of the reactor

Please show you detailed solution Number 10 A voltage of 250 volts at 50 Hz is impressed on a circuit having a 60-ohm resistor, 35-?F capacitor, and a 0.25-henry inductor in series. Determine power factor. A. 0.979 C. 0.924 B. 0.862 D. 0.707

A single-phase source has a terminal voltage V=1200volts and a currentI=1530, which leaves the positive terminal of the source. Determine the real and reactive power and state whether the source is delivering or absorbing each.

8. The total power supplied to a balance delta load is found in the same way as for a balance wye load. True False Either Neither 12. A load of 20 + j35 ohms is connected across a 220 V, 60 Hz supply. Find the reactive power of the load in var. 595 2420 1042 1382 13. A type of DC source where the characteristic output voltage has perfect unidirectional waveform and is based on electrochemical principle. Generator Inverter Converter Battery 14. Calculate the Rf of a circuit whose impedance is 20+j35 and current of 2A. 0.86 0.91 0.50 0.71 15. What capacitor shall be installed in parallel with a circuit to achieve a unity power factor if the reactive power of a circuit is 200VARS and the voltage is 100V. 80.45 microfarad 53.05 microfarad It's already in unity 62.45 microfarad