Q48 of 199 Page 207

Explain the term ‘pitch’ of a sound. On what factor does the ‘pitch’ of a sound depend?

A characterstic of sound which helps to identify the sound of same loudness is known as pitch. The pitch depends on the amplitude of the sound wave.


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47

What is meant by the ‘loudness’ of sound? On what factor does the loudness of a soind depend?

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Draw labelled diagrams to represent (a) soft sound, and (b) loud sound, of the same frequency.

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Draw labelled diagrams to represent sound of (a) low pitch, and (b) high pitch, of the same loudness.

 49

What is meant by the quality (or timbre) of sound? On what factor does the quality (or timbre) of a sound depend?