Question

Tube A has both ends open, while tube B has
one end closed, otherwise they are identical. The ratio
of fundamental frequency of tubes A and B is
(a) 1:2
(b) 1:4
(c) 2:1
(d) 4:1
​

Answer 1

Answer:

1:2

Explanation:

Answer 2

Answer:

2:1..

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