Waves questions | form four Physics

A regular rise and fall in loudness of a music played at a distance is called
A intensity
B timbre
C pitch
D beats
E resonance

Answer / Solution

UNSOLVED

(i) List four behaviours of waves.
(ii) Give two applications of each behaviour listed in  (i).

Answer / Solution

UNSOLVED

(i) Differentiate echoes from reverberations.
(ii) Why is it important to use sound absorbers in larger buildings?

Answer / Solution

UNSOLVED

Which of the following statements is true about musical interval?
A is the sum of two frequencies
B is the difference between two frequencies
C is the ratio of two frequencies
D is a multiple of the fundamental frequency
E has high frequency at shorter wavelength.

Answer / Solution

UNSOLVED

The human ear can respond frequencies of sound in the range of
A 2kHz to 100kHz B 20kHz to 5000kHz
C 100Hz to 1000kHz D 20Hz to 20kHz
E 10Hz to 100kHz

Answer / Solution

UNSOLVED