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 (1) $1 : 2$ (2) $1 : 4$ (3) $2 : 1$ (4) $4 : 1$
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\\
(1) $1 : 2$\\
(2) $1 : 4$\\
(3) $2 : 1$\\
(4) $4 : 1$