Conceptual Physics (12th Edition)

Published by Addison-Wesley
ISBN 10: 0321909100
ISBN 13: 978-0-32190-910-7

Part 5 - Multiple-Choice Practice Exam: 18

Answer

In the circuit of two lamps in parallel, if the current in one lamp is 2 A, the current in other lamp is... we do not have enough information to say.

Work Step by Step

We know that the voltage across each lamp is the same because they are in parallel, but without knowing which lamp has the higher resistance, we can't say anything about the current in the other lamp.
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