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Waves and Sounds

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Maximum Instantaneous Power of a Traveling Wave

WAVES-Z9FL06

After tuning your bass guitar, you find that the tension in one of the wire strings is $59\space N$. The string itself has a mass of $3\space g$ and is $36\space cm$ long. Plucking this string creates a traveling wave with a frequency of $49\space Hz$ and an amplitude of $1.6\space mm$.

Find the maximum instantaneous power of the wave on the string.

A

0.17 W

B

8.51 W

C

0.11 W

D

0.09 W