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- what is the mutual inductance in ohms (or the mutual inductive reactance ) between the two mutually-coupled inductors? if circuit to the left of load Z is converted into its Thevenin's equivalent, what would be the magnitude of ZTh in ohms? what is the phase angle of ZTh in degrees? what would be the phase angle of VTh in degrees? what would be the magnitude of VTh in volts if E = 120 V?For an ac circuit consisting of a load connected to a Thévenin circuit, is it possible for the load voltage to exceed the Thévenin voltage in magnitude? If not, why not? If so, under what conditions is it possible? Explain.In the circuit given on the side Ra=Rb=Rc=Basic frequency of 13 Ohm loadsit is powered by an AC voltage of f= 60 Hz. Power derived from the sourceits value was measured as Pk=9372.12 Watts. Each switchingthe element is triggered in such a way that it will be at 180 degrees.The DC bus voltage (E=?) and the effective value of the ic phase current(ic rms=?) calculate.
- For maximum average power transfer in the circuit shown in the figure, set the impedance ZLand ZLFind the value of the maximum average power transferred to ? (Can you write the steps in detail in sentences?)For the maximum average power transfer in the circuit shown in Figure 2, use the impedance ??.and ??Find the value of the maximum average power transferred to ? (Can you write the steps in detail in sentences?)Consider an ac network with an ideal transformer (with turns ratio of n:1) shown below where ZL=(1+j0) is the load impedance and Zs=(7−j24). Ideal transformer turns ratio n is chosen so that the average power delivered to the load is maximized. Under this scenario, the average power delivered to the load is given by
- A load impedance, Zo = 10 + j 3 ohm, is connected to a source with line resistance equal to 3 ohm, as shown in the figure. Determine the average powers delivered to the load and absorbed by the line. The average powers delivered to the load and absorbed by the line are ________ and ____________ , respectively.Is it possible to measure the phase-shift angle in an AC single-phase circuit by an indirect method using an ammeter and a voltmeter? - Yes, but an instrument must be added to measure the active resistance of the load. - Yes, but an instrument must be added to measure the active power dissipated by the load. - Yes, but an instrument must be added to measure the frequency.Given the applied source and network below: a. Determine the sinusoidal expression for the source voltage ?? b. Find the sinusoidal expressions for the currents ?1 and ?2.
- Derive the power angle equation for a power system network and draw the corresponding curve.Explain the concept of power quality and the various disturbances that can affect it, such as harmonics and transients.Residential AC voltage for many European countries is 230 VRMS at 50 Hz. Calculate the following quantities for the AC signal: peak voltage, VP (in V); peak-to-peak voltage, VPP (in V); and period, T (in ms).