17 Nov 2021
Problem 81b
Page 623
Section: General Problems
Chapter 21: Electromagnetic Induction and Faraday’s Law
Textbook ExpertVerified Tutor
17 Nov 2021
Given information
It is given that :
A pair of power transmission lines each have a resistance ,
It carry a current ,
The distance over which this current is carried is given by
Input Voltage is given by
Step-by-step explanation
Step 1.
Electric power is defined as the rate at which electrical energy is supplied by the source
If Voltage V supplied by a source, results in flow of a current I through the circuit, the power supplied by the source is calculated as
and is measured in watts
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