3. A source supplies power to a load through a line of impedance 1 +j1 22. The load consists of an impedance of 4 + j2 №. The source voltage is 120 V rms. a) Draw the circuit; b) Determine the current supplied by the source (magnitude and phase, using the source voltage as the phase reference); c) Determine the voltage at the load;

Introductory Circuit Analysis (13th Edition)
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Author:Robert L. Boylestad
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3. A source supplies power to a load through a line
of impedance 1 +j1 22. The load consists of an
impedance of 4 + j2 №. The source voltage is 120
V rms.
a) Draw the circuit;
b) Determine the current supplied by the
source (magnitude and phase, using the source
voltage as the phase reference);
c) Determine the voltage at the load;
d) Determine the power delivered by the
source; draw the power triangle; determine the
source power factor;
e) Determine the power absorbed by the load;
draw the power triangle; determine the load
power factor;
f) Determine the power lost in the line; draw
the power triangle;
g) Determine the efficiency of delivery of real
power to the load, defined by
n =
PLOAD
PTOTAL
Transcribed Image Text:3. A source supplies power to a load through a line of impedance 1 +j1 22. The load consists of an impedance of 4 + j2 №. The source voltage is 120 V rms. a) Draw the circuit; b) Determine the current supplied by the source (magnitude and phase, using the source voltage as the phase reference); c) Determine the voltage at the load; d) Determine the power delivered by the source; draw the power triangle; determine the source power factor; e) Determine the power absorbed by the load; draw the power triangle; determine the load power factor; f) Determine the power lost in the line; draw the power triangle; g) Determine the efficiency of delivery of real power to the load, defined by n = PLOAD PTOTAL
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