wave_mechanics organ_pipe_vibration_of_air_column Question 31

Question: Tube A has both ends open while tube B has one end closed, otherwise they are identical. The ratio of fundamental frequency of tube A and B is

[AIEEE 2002; CPMT 2004]

Options:

A) 1 : 2

B) 1 : 4

C) 2 : 1

D) 4 : 1

Show Answer

Answer:

Correct Answer: C

Solution:

$ n _{A}=\frac{v}{2l};\ n _{B}=\frac{v}{4l}\Rightarrow n _{A}/n _{B}=2:1 $