A tuning fork that produces a note of 256 Hz is placed above a tube that is

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A tuning fork that produces a note of 256 Hz is placed above a tube that is nearly filled with water. The water level is lowered until resonance is first heard.

a. Explain what is meant by the term resonance.

b. The length of the column of air above the water when resonance is first heard is 31.2 cm.

Calculate the speed of the sound wave.

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Cambridge International AS And A Level Physics Coursebook

ISBN: 9781108859035

3rd Edition

Authors: David Sang, Graham Jones, Gurinder Chadha, Richard Woodside

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