Question

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.

Answer 1

Answer:

a. time period

b.amplitude

c. Hertz(HZ)

d. noise

e. frequency

Answer 2

Fill in the blanks with suitable words.

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

➡️Answer: Time period
➡️it is measured in seconds or minutes.

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

➡️Answer:Amplitude

(c) The unit of frequency is _________.

➡️Answer: Hertz

(d) Unwanted sound is called _________.


➡️Answer: Noise


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

➡️Answer: Frequency