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What are wavelength, frequency, time period and amplitude of a sound wave? - Science

Short Note

What are wavelength, frequency, time period and amplitude of a sound wave?

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Solution

Wavelength: The distance between two consecutive compressions or two consecutive rarefactions is known as the wavelength. Its SI unit is metre (m).

FrequencyThe number of complete oscillations per second is known as the frequency of a sound wave. It is measured in hertz (Hz).

AmplitudeThe maximum height reached by the crest or trough of a sound wave is called its amplitude.

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APPEARS IN

NCERT Class 9 Science Textbook
Chapter 12 Sound
Q 1 | Page 166
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