Question

Q.8 Find the fundamental and second overtone
frequencies in a pipe open at both ends of
length 33 cm, if the speed of sound in air is
330 m/s.
​

Answer 1

Given:   Velocity of sound in air   v=330m/s

Length of the organ pipe       L=0.3m

Fundamental frequency in an open organ pipe      ν  

1

​  

=  

2L

v

​  

 

ν  

1

​  

=  

2×0.3

330

​  

=550Hz

Answer 2

Explanation:

with their explanation