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In a resonance tube experiment, a tuning fork of frequency 256Hz gave a resonance when the water level was 30cm below the open end of the tube. If the next position of resonance was 100cm, what is the velocity of sound in air?

Respuesta :

jayilych4real

The velocity of sound in air is 358m/s

Calculations and Parameters

Given;

  • Frequency= 256 Hz
  • Water level= 30cm
  • Position of resonance= 100cm
  • The velocity of sound in air= ?

v= 2f(L2-L1)

= 2.2.56.(1- 0.3)

=358 m/s

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