Calculate he wavelength of a note which is one octave lower than a note of...
PHYSICS
WAEC 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
Correct Answer: B. 1.38m
Explanation
\(\lambda\) = \(\frac{v}{f} = \frac{352}{256}\)
= 1.38
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