Answer
(a) 145 V
(b) 74 V
Work Step by Step
a) We find the equivalent resistance: $R_{S}=R_{1}+R_{2}+R_{3}=(25+45+75)\,\Omega=145\,\Omega$
(b) $V=IR_{S}=0.51\,A\times145\,\Omega=74\,V$
Physics (10th Edition)
by Young, David; Stadler, Shane
Published by
Wiley
ISBN 10:
1118486897
ISBN 13:
978-1-11848-689-4
Chapter 20 - Electric Circuits - Problems - Page 574: 41
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