Fill in the blanks with suitable words.
(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.

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Solution

(a) Time taken by an object to complete one oscillation is called the time period of oscillation.
(b) Loudness is determined by the amplitude of vibration.
(c) The unit of frequency is Hertz.
SI unit of frequency is Hertz.
Hertz $= \frac{1}{S e c o n d}$ .
(d) Unwanted sound is called noise.
(e) Shrillness of a sound is determined by the frequency of vibration.

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Similar questions

Fill in the blanks with suitable words.

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

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

(d) Unwanted sound is called _________.

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

Fill in the following blanks with suitable words:

(a) Sounds are produced by ___objects.

(b) The human voice box is called___

(d) A set of three ___tiny in the middle part of ear passes on sound vibrations from the eardrum to the liquid in cochlea.

(e) The unit of frequency is___

(f) The timet taken by an object to complete one oscillation is called ___

(g) The shrillness of a sound is determined by the___ of vibration.

(h) Unpleasant sound is called___

(i) Sound which is pleasing to the era is called___ sound

(j) A person having partial hearing loss can hear properly by wearing a device called hearing___ on the ear.

Question 4 (e)
Fill in the blank with a suitable word.
Shrillness of a sound is determined by the _______ of vibration.

Question 4 (a)
Fill in the blank with a suitable word.
Time taken by an object to complete one oscillation is called _________.

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