If the length of a closed organ pipe is 1m and velocity of sound is 33 – McqOptions

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1.	If the length of a closed organ pipe is 1m and velocity of sound is 330 m/s, then the frequency for the second note is [AFMC 2001]
A.	\[4\times \frac{330}{4}Hz\]
B.	\[3\times \frac{330}{4}Hz\]
C.	\[2\times \frac{330}{4}Hz\]
D.	\[2\times \frac{4}{330}Hz\]
Answer» C. \[2\times \frac{330}{4}Hz\]

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