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Amy counts the wave crests traveling down a stretched string. Five wave crests pass Amy in two seconds. What is the frequency of the wave? A. 5.0 Hz B. 2.5 Hz C. 10 Hz D. 2.0 Hz
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Amy counts the wave crests traveling down a stretched string. Five wave crests pass Amy in two seconds. What is the frequency of the wave?

A. 5.0 Hz
B. 2.5 Hz
C. 10 Hz
D. 2.0 Hz

User Stefano Falasca
by
7.6k points

1 Answer

6 votes
the frequency is 5 wave crests / 2 seconds= 5 crests / 2s=2.5c/s
so it is B. 2.5 Hz
User Darian
by
7.9k points
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