Question on: WAEC Physics - 1998
Calculate he wavelength of a note which is one octave lower than a note of 256Hz in a medium in which the speed of sound is 352ms-1
A
0.69m
B
1.38m
C
2.75m
D
5.50m
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Correct Option: B
(\lambda) = (\frac{v}{f} = \frac{352}{256})
= 1.38
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