Regarding the decibel rating system for sounds,every 20 decibels has the effect of increasing the sound pressure by a factor of
A) 2
B) 5
C) 10
D) 20

Question

Quizplus · Accepted Answer

The decibel scale is logarithmic, meaning that an increase of 20 decibels corresponds to an increase in sound pressure by a factor of 10. Therefore, every 20 decibels doubles the perceived loudness of the sound.

Regarding the Decibel Rating System for Sounds,every 20 Decibels Has