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Sahay Sir > Question Answers > Cengage NEET by C.P Singh > Part 1 > Chapter 17 - Sound Waves > A long glass tube is held vertically in water . A tuning fork is struck and held over the tube . Strong resonances are observed at two successive lengths 0.50m and 0.84m above the surface of water . If the velocity of sound is 340m/s, then the frequency of the tuning fork is

A long glass tube is held vertically in water . A tuning fork is struck and held over the tube . Strong resonances are observed at two successive lengths 0.50m and 0.84m above the surface of water . If the velocity of sound is 340m/s, then the frequency of the tuning fork is

An air column closed at one end and opened at the other end resonates with a tuning fork of frequency f when its length is 45cm and 99cm and at two other lengths in between these values. The wavelength of sound in air column is