It is desired to deliver only 45% of the power to a load (100% is obtained when the load is connected directly to the source) using the circuit shown. RL=16 Ohms, Vi=48VRMS 6OHZ and the variable resistor is 16 Ohms. Find the efficiency of the circuit which is load power over source power % RL a) 35.39 b) 23.59 c) 41.29 d) 29.49 e) 17.69

Delmar's Standard Textbook Of Electricity
7th Edition
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Stephen L. Herman
Chapter17: Resistive-inductive Series Circuits
Section: Chapter Questions
Problem 1RQ: 1. What is the relationship of voltage and current (concerning phase angle) in a pure resistive...
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It is desired to deliver only 45% of the
power to a load (100% is obtained when
the load is connected directly to the source)
using the circuit shown. RL=16 Ohms,
Vi=48VRMS 60HZ and the variable resistor
is 16 Ohms. Find the efficiency of the circuit
which is load power over source power
RL
a) 35.39
b) 23.59
c) 41.29
d) 29.49
e) 17.69
Transcribed Image Text:It is desired to deliver only 45% of the power to a load (100% is obtained when the load is connected directly to the source) using the circuit shown. RL=16 Ohms, Vi=48VRMS 60HZ and the variable resistor is 16 Ohms. Find the efficiency of the circuit which is load power over source power RL a) 35.39 b) 23.59 c) 41.29 d) 29.49 e) 17.69
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