Answer
(a) about 15 to 20 A.
Work Step by Step
The circuit breaker in a normal 120-V household circuit limits the total current in its circuit to about 15 to 20 A in order to prevent excessive Joule heating and possibility of catching fire.
College Physics (7th Edition)
by Wilson, Jerry D.; Buffa, Anthony J.; Lou, Bo
Published by
Pearson
ISBN 10:
0-32160-183-1
ISBN 13:
978-0-32160-183-4
Chapter 18 - Basic Electric Circuits - Learning Path Questions and Exercises - Multiple Choice Questions - Page 651: 24
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