Answer
$17\frac{g}{m}$
Work Step by Step
We can find the density using the formula:
$density=\frac{T}{v^2}$
We plug in the known values in this formula to obtain:
$density=\frac{15}{30^2}=0.0117\frac{kg}{m}=17\frac{g}{m}$
Fundamentals of Physics Extended (10th Edition)
by Halliday, David; Resnick, Robert; Walker, Jearl
Published by
Wiley
ISBN 10:
1-11823-072-8
ISBN 13:
978-1-11823-072-5
Chapter 16 - Waves-I - Problems - Page 473: 14b
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