Question
The musical note A has a frequency of 440 Hz and its wavelength in seawater is 3.5 m. The speed of sound in seawater is
The musical note A has a frequency of 440 Hz and its wavelength in seawater is 3.5 m. The speed of sound in
seawater is
A. 80 m/s.
B. 126 m/s.
C. 1540 m/s.
D. 3 x 108 m/s.
E. 343 m/s
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Koala Tutor
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Got a question with my answer?
The speed of sound is calculated by multiplying the frequency of the sound by its wavelength.
So, speed = frequency x wavelength
= 440 Hz x 3.5 m
= 1540 m/s
So, the speed of sound in seawater is 1540 m/s. The correct answer is C. 1540 m/s.
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