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for the network of fig 8103a convert the voltage source to a current sourceb reduce the network to a single current
for the network of fig 899a find the current through the 2-omega resistorb convert the current source and 4-omega
a write the nodal equations for the networks of fig 8110b using determinants solve for the nodal voltagesc determine
write the mesh equations for each of the networks of fig 8110 and using determinants solve for the loop currents in
for the network of fig 8107a write the equations necessary to solve for the branch currentsb by substitution of
the current through a 05-microf capacitor is given what is the sinusoidal expression for the
a circuit dissipates 100 w average power at 150 v effective input voltage and 2 a effective input current what is the
the voltage across a 25-omega capacitive reactance is given what is the sinusoidal expression for the current sketch
find the type and impedance in ohms of the series circuit elements that must be in the closed container of fig 15118
given two sinusoidal functions write a program to convert each to the phasor domain add the two and print out the sum
write a program to generate the sinusoidal expression for the current of a resistor inductor or capacitor given the
given the impedance of each element in rectangular form write a program to determine the total impedance in rectangular
a find the norton equivalent circuit for the network external to the capacitor of fig 18112b using the results of part
for the network of fig 1948a find the average power delivered to each elementb find the reactive power for each
an electrical system is rated 5 kva 120 v at a 08 lagging power factora determine the impedance of the system in
an electrical system is rated 10 kva 200 v at a 05 leading power factora determine the impedance of the system in
for the circuit of fig 2051a find the value of l in millihenries if the resonant frequency is 1800 hzb calculate xl and
the voltage source of fig 1954 delivers 660 va at 120 v with a supply current that lags the voltage by a power factor
a an air-core coil is connected to a 200-v 60-hz source the current is found to be 4 a and a wattmeter reading of 80 w
a the inductance of an air-core coil is 008 h and the effective resistance is 4omega when a 60-v 50-hz source is
write a program that provides a general solution for the network of fig 1919 that is given the resistance or reactance
write a program that will demonstrate the effect of increasing reactive power on the power factor of a system tabulate
the lighting and motor loads of a small factory establish a 10-kva power demand at a 07 lagging power factor on a 208-v
the load on a 120-v 60-hz supply is 5 kw resistive 8 kvar inductive and 2 kvar capacitivea find the total
the loading of a factory on a 1000-v 60-hz system includes 20-kw heating unity power factor 10-kw pi induction motors