Answer
$2.25\;m/s$.
Work Step by Step
Given values are
Frequency $f=4.50\; /s$
Wavelength $\lambda =0.500\;m$.
Formula for the speed of a wave.
$v=\lambda \cdot f$
Substitute all values.
$v=0.500\;m \cdot 4.50\; /s$
Simplify.
$v=2.25\;m/s$.
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 14 - Section 14.1 - Sine and Cosine Graphs - Exercise - Page 480: 35
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