What is sound ? write about SHARPNESS and LOUDNESS of sound in detail
Answers
Answer:
In physics, sound is a vibration that propagates as an acoustic wave, through a transmission medium such as a gas, liquid or solid. In human physiology and psychology, sound is the reception of such waves and their perception by the brain. loudness and sharpness, two important psychoacoustic metrics. Because they have to do with human perception, these factors are by definition subjective. And yet they’re not entirely subjective. People tend to agree on when, for example, one sound is twice as loud as another, or when one sound is sharper than another.
Answer:
Sound is a vibration that causes sensation of hearing in our ear
Explanation:
Loudness is a characteristics of sound which distinguishes a feeble sound from a loud one of same frequency. It is also called intensity of a sound
The characteristics of sound that differentiates a shrill sound from a hoarse sound is called pitch. It depends upon frequency. I t also determines the sharpness of sound