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17 Nov 2021
Problem 81d
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.
Converting the units:
Electric power input 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
Power input is :
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Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922
Solutions
Chapter
Section
- Problem 74a
- Problem 74b
- Problem 74c
- Problem 74d
- Problem 75
- Problem 76
- Problem 77
- Problem 78a
- Problem 78b
- Problem 78c
- Problem 78d
- Problem 79
- Problem 80a
- Problem 80b
- Problem 81a
- Problem 81b
- Problem 81c
- Problem 81d
- Problem 82
- Problem 83
- Problem 84
- Problem 84a
- Problem 84b
- Problem 84c
- Problem 85
- Problem 86
- Problem 87
- Problem 87a
- Problem 87b
- Problem 88a
- Problem 88b
- Problem 89
- Problem 90
- Problem 91
- Problem 92a
- Problem 92b
- Problem 3648