Calculate the magnitude and phase shift of the current through the circuit below & draw th phasor and impedance diagrams.
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- Q10. If the impedance of a circuit = 20 – j10n, if a voltage source is connected across this impedance, which if the following statements is correct?Problem : In the circuit below, with f = 60Hz, calculate the value of the capacitor that needs to be connected in parallel to the load in order to achieve a power factor of 0.95 lagging. Answer given : C = 546.2 µFDetermine the supply voltage “V” calculate the total Active power dissipated in the circuit, Reactive Power consumed by impedance Z5 Apparent power supplied by the source
- Find the ff. on the AC circuit below having a 120Vrms as a signal source V1. a.) Total Impedance ZT b.) Current Ic , IL & IR c.) Current Total IT d.) Phasor angle e.) Voltage across each branch. VR, Vc, VL f.) Draw the phasor diagram of the circuit with complete label. g.) Plot the sinusoidal wave indicating the phase angle, showing which are lagging or leadingNote: (see attached image for the diagram. please answer it based on your knowledge. thank you so much!)For the circuit given in the figure, a) determine the impedance b) the circuit current c) the power factor of the circuit. d) Calculate the Active and Reactive Powers of the CircuitFind the total current to the parallel circuit of L = 45 mH and C = 400 µF with an applied voltage of v = 110sin(100t) V. Also, what is the total impedance, and power factor of the circuit? Is the circuit inductive or capacitive?
- In the circuit below, find the value of the load impedance ZL, which must be connected to the output of the circuit for MAXIMUM POWER TRANSFER. If this load impedance you found is connected, what is the amplitude, phase angle and angular frequency values of the circuit that will pass through the circuit? AB=06, BA=60Three coils connected in series across a 100 V, 50 Hz supply have the followingparameters:R1 = 18 Ω, L1 = 0.012 H; R2 = 12 Ω, L2 = 0.036 H; R3 = 3.6 Ω, L3 = 0.072 HDetermine the potential drop and phase angle for each coil. USE SERIES AC CIRCUITS METHOD NOT KIRCHOFF LAWS. PLS SHOW COMPLETE SOLUTION AND ROUND OFF TO FOUR DECIMAL PLACES , WRITE LEGIBLY PLS INLUDE ALSO THE CIRCUIT DIAGRAM:Find the ff. on the AC circuit below having a 120Vrms as a signal source V1. a.) Total Impedance ZT b.) Current Ic , IL & IR c.) Current Total IT d.) Phasor angle e.) Voltage across each branch. VR, Vc, VL f.) Draw the phasor diagram of the circuit with complete label. g.) Plot the sinusoidal wave indicating the phase angle, showing which are lagging or leadingNote: (see attached image for the diagram and question. please answer it based on your knowledge. thank you so much!)
- 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 leadingThe resistance and inductance of a coil can be obtained by connecting the coil in series with a known resistance R and measuring the coil voltage Vcoil, the resistor voltage Vr and the total voltage V. The frequency must also be known, but the phase angles of the voltages are not known. Given that f = 60 Hz, R = 10 ohms, Vcoil = 22.4 V, Vr = 20 V and V = 36V. Calculate Xl and XcAn impedance coil is connected in parallel with a capacitance C of 12.5 μF. The input voltage to the circuit is 100 V at 31.8 Hz. The phase angle between the two branch currents (I1 and I2) is 120° and the current in the first branch is I1 = 0.5A. Determine the following:a) the power factorb) the value of conductance (G in mƱ) and susceptance (B in Ʊ)c) total admittance