2 A sinusoidal Source supplies 35 kvar reactive power to the load 2= 300-500 Determine @ Power Factor @ Power Factor Apparent Power deliverd to the load Ⓒ 7ms Voltage 1
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- Consider the series RLC circuit of Problem 2.7 and calculate the complex power absorbed by each of the R, L, and C elements, as well as the complex power absorbed by the total load. Draw the resultant power tna ngle. Check whether the complex power delivered by the source equals the total complex power absorbed by the load.A source supplies power to the following three loads connected in parallel: (1) a lighting load drawing 10kW. (2) an induction motor drawing 10kVA at 0.90 power factor lagging, and (3) a synchronous motor operating at 10hp,85 effIciency and 0.95 power factor leading (1hp=0.746kW). Determine the real, reactive, and apparent power delivered by the source. Also, draw the source power triangle.The power factor for a capacitive circuit (R-C load), in which the current leads the voltage, is said to be (a) Lagging (b) Leading (c) One
- A source delivers 50-kVA to a load with a power factor of 65percent lagging. Find the load’s average and reactive powers.Impedances Z2 and Z3 in parallel are in series with impedance Z1 across a 100 V, 50 Hz ac supply. Z1 =6.25 + j1.25 ohm; Z2 = 5+ j0 ohm and Z3 = 5-jXc ohm. Determine the value of capacitance of Xc such that the total curent of the circuit will be in phase with the total voltage. When is then the circuit current and power.What is the real power, reactive power and complex power delivered by the source in the given circuit? Current source is 10, angle 30 degrees A.
- The instantaneous values ofthe voltage across a two element series circum and the current flowing through it are given by V = 100 sin (314t – π/4)V, i = 20sin (314t – 900)A. Find the frequency and the circuit elementsthe voltage drops across four series connected impedances are as follows V1 = 60sin (wt + pi/6) V2 = 100 cos (wt + pi/4) V3 = 75 sin (wt + 5pi/6) V4 = Vm sin (wt + θ) Find the values of Vm and θ if the voltage across the series is 180 sin (wt + 3pi/5) and draw the equivalent circuit diagram.Apply delta to wye transformation and solve for the total current of the circuit (RMS). Express your answer in mA.
- A 30-ohm resistor and a 0.1 H inductor are in series with a voltage source thatproduces a voltage of 120 sin (377t + 10°) V. Find the components for thecorresponding phasor domain current source transformation. Note: Please write and answer neatly with solutions, thank you!Impedances Z2 and Z3 in parallel are in series with impedance Z1 across a 100 V, 50 Hz acsupply. Z1 =6.25 + j 1.25 ohm; Z2 = 5 + j0 ohm and Z3 = 5 – jXc ohm. Determine the value ofcapacitance of Xc such that the total current of the circuit will be in phase with the totalvoltage. When is then the circuit current and power.1. Find the current and voltages Vr,Vl and Vc in phasor form. 2. Verify the kirchoffs volatage law around the closed loop. 3. Find the power factor of the circuit and indicate whether it os leading or lagging