The two nearest harmonics of a tube clos...

The two nearest harmonics of a tube closed at one end and open at other end are 220 Hz and 260 Hz. What is the fundamental frequency of the system?

20 Hz

30 Hz

40 Hz

10 Hz

Text Solution

Verified by Experts

Nearest harmonics of an organ pipe closed at one end is differ by twice of its fundamental frequency.
`therefore 260-220=2upsilon, upsilon=20Hz`

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