A pipe of length 45cm is closed at the end Calc... - JAMB Physics 1994 Question
A pipe of length 45cm is closed at the end. Calculate the fundamental frequency of the sound wave generated in the pipe if the velocity of sound in air is 360ms-1 [Neglect end correction]
A
5.5Hz
B
148.5Hz
C
200.0Hz
D
550.0Hz
Ask EduPadi AI...
Correct Option: C
(\lambda) = 4L = 4 X 45 = 180cm
F = (\frac {V}{\lambda})
= (\frac {360}{180 \times 10^{-2}})
= 200Hz
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