Answer
(c) $R_{A}=R_{B}/2$
Work Step by Step
The current in resistor A is twice to that of B that is :-
$\frac{V}{R_{A}}=2\times\frac{V}{R_{B}}$
Thus, $R_{A}=R_{B}/2$
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 17 - Electric Current and Resistance - Learning Path Questions and Exercises - Multiple Choice Questions - Page 617: 14
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