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Find the total admittance YT in polar form. Draw the admittance diagram. Find the value of C in microfarads and L in henries.
Plot YT and ?T (of YT = YT T) for a frequency range of zero to 20 kHz.
Draw the phasor diagram of the currents Is, IR, and IL, and the voltage E. Find the current IC for each capacitor using only Kirchhoff's current law.
Find the series circuit of one resistive and reactive element that will have the same impedance as the original circuit.
Find the element or elements that must be in the closed container of Fig. to satisfy the conditions.
Express your answer in rectangular and polar forms, and draw the impedance diagram.
Find the type and impedance in ohms of the series circuit elements that must be in the closed container of Figure.
Find the sinusoidal expressions for the voltages and current if the frequency is 60 Hz.
Plot the waveforms for the voltages and current on the same set of axe.
Find the power factor of the circuit, and indicate whether it is leading or lagging.
Using the DMM current reading and the oscilloscope measurement of Fig.
Calculate the total power factor, and indicate whether it is leading or lagging.
An electrical load has a power factor of 0.8 lagging. It dissipates 8 kW at a voltage of 200 V.
Find the series element or elements that must be in the enclosed container of Figure.
Plot vC versus frequency for the frequency range of part (a).
Express the phasor currents and voltages as sine waves if the frequency is 60 Hz.
Find the sinusoidal expression for the unknown voltage .
Find the sinusoidal expression for the unknown current i1.
Find the sinusoidal expression for the applied voltage e for the system of Figure.
Plot the total impedance of the configuration of Fig. versus frequency (100 kHz to 100 MHz) for the following parameter values C=0.1 µF,Ls=0.2 µH,Rs=2MO.
The program will ask which element is to be investigated and will then request the pertinent data to obtain the mathematical expression for the sinusoidal .
Given two sinusoidal functions, write a program to convert each to the phasor domain, add the two.
The reactance of a coil equals the resistance of a 10-kO resistor at a frequency of 5 kHz.
Find the average power loss and power factor for each of the circuits whose input current and voltage are as follow.
A circuit dissipates 100 W (average power) at 150 V (effective input voltage) and 2 A (effective input current).