The frequency of a sound wave determines:
Shrillness
Pitch
Loudness
Both A and B
The frequency determines the pitch or shrillness of the sound wave. More the frequency, more is the shrillness or pitch.
Name the quantity from below which determines the loudness of a sound wave :
(a) Wavelength
(b) Frequency, and
(c) Amplitude.
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.