Answer
$P=0.090W$
Work Step by Step
The formula for electrical power is equal to $$P=iV$$ Substituting known values of $i=22mA=0.022A$ and $V=4.1V$ yields a power of $$P=(0.022A)(4.1V)=0.090W$$
Physics Technology Update (4th Edition)
by Walker, James S.
Published by
Pearson
ISBN 10:
0-32190-308-0
ISBN 13:
978-0-32190-308-2
Chapter 21 - Electric Current and Direct-Current Circuits - Problems and Conceptual Exercises - Page 755: 28
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