Question on: JAMB Physics - 1990
An organic pipe closed at one end is 80cm long. Determine the frequency of the fundamental note assuming that the speed of sound in air is 340ms-1
A
106Hz
B
213Hz
C
318Hz
D
425Hz
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Correct Option: A
(\lambda) = 4L
= 4 x 80 = 320cm
F = (\frac{V}{\lambda})
= (\frac{340}{34 \times 10^2})
= 106Hz
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