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Sound

Question

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(i) Observe the following figures and identify :

(ii) Which of these produces :

(a) low pitched sound (b) high pitched sound

Solution

(i) The figures given are:
(a) Drum (b) Whistle

(ii)

(a) Drum produces low pitched sound

(b) Whistle produces high pitched sound.

Some More Questions From Sound Chapter

State True or False:

Noise pollution may cause partial hearing impairment.

Time taken by an object to complete one oscillation is called __________.

Loudness is determined by the __________ of vibration.

The unit of frequency is ________.

Unwanted sound is called _________.

Shrillness of a sound is determined by the _________ of vibration.

Identify the part which vibrates to produce sound in the following instrument:

Dholak

Identify the part which vibrates to produce sound in the following instrument:

Sitar

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