Question

Fill in the blanks with suitable word

(a) Time taken by an object to complete one oscillation is called____

(b) Loudness is determined by the ____ of vibration.

(c) The unit of frequency is ____

(d) Unwanted sound is called ___

(e) Shrillness of a sound is determined by the _____of vibration.​

Answer 1

Explanation:

(a) Time taken by an object to complete one oscillation is called period.

(b) Loudness is determined by the amplitude of vibration.

(c) The unit of frequency is hertz Hz.

(d) Unwanted sound is called noise.

(e) Shrillness of a sound is determined by the pitch of vibration.

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Answer 2

(a) Time taken by an object to complete one oscillation is called period.

(b) Loudness is determined by the amplitude of vibration.

(c) The unit of frequency is hertz.

(d) Unwanted sound is called noise.

(e) Shrillness of a sound is determined by the pitch of vibration.

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