Q4 of 29 Page 180

When we increase the loudness of sound of a TV, the property of sound that changes is

The amplitude of the wave determines the loudness, more the amplitude of the wave more is the loudness produced. While Frequency determines the pitch of the sound.

More from this chapter

All 29 →
2

A sound wave consists of

 3

Hertz stands for oscillations per

 5

The characteristic of the sound that describes how the brain interprets the frequency of sound is called ( )

 6

In a stethoscope, sound of heart beats travel through stethoscopes tube