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