College Physics (7th Edition)

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 650: 16

Answer

(c) $T_{1}=\frac{1}{2}T_{2}$

Work Step by Step

The time constant of a RC circuit is given by $T=RC$, where R is resistance of resistor and C is the capacitance of the capacitor. In situation 1: $T_{1}=RC$ In situation 2: $T_{2}=2RC$ Thus, $T_{2}=2T_{1}$
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