Physics
Related Questions
Write true or false for each statement:
(a) When sound propagates in air, it does not carry energy with it.
(b) In a longitudinal wave, compression and rarefaction are formed.
(c) The distance from one compression to nearest rarefaction is called wavelength.
(d) The frequency is measured in second.
(e) The quality of a sound depends on the amplitude of wave.
(f) The pitch of sound depends on frequency.
(g) Decibel is the unit of pitch of a sound.
Match the following:
Column A Column B (a) Amplitude (i) frequency (b) Frequency (ii) amplitude (c) Loudness (iii) maximum displacement on either side (d) Pitch (iv) presence of other frequencies (e) Wave form (v) 1/Time period What is a longitudinal wave?
Define the following terms:
(a) Amplitude
(b) Frequency
(c) Time period