Sound Intensity

Question 1

Sound intensity

Answer 1

Question 2

What happens when sound intensity in watts per metre squared doubles

Answer 2

Question 3

Sts of sound intensity

Answer 3

A sound level metre measures intensity level in decibels
It has a frequency weighted scale where it suppresses those frequencies in which the ear is not sensitive

Ear protection can be worn to pretext ears

Question 4

difference between sound level and sound intensity level

Answer 4

sound intensity is measured in W m-2
sound intensity level is measured in dB

when sound intensity doubles , sound intensity level increases by 3 dB