Velcity of sound in an open organ pipe of 330m/s. The frequency of wave is 1:1 kHz and the length of tube is 30cm. To which harmoninc does this frequency corresponds?

Options

A. `2^(nd)`
B. 3rd
C. 4th
D. 5th

Answer

A

Explanation

`f_(0)=(V)/(2l)=(330)/(2xx0.3)=550Hz implies f=1.1kHz=2f_(0)`