The loudness of sound is measured in which unit?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e. Decibel (dB).
The loudness of sound is measured in decibels (dB). This unit quantifies the intensity of sound by comparing it to a reference level, with higher decibel levels indicating greater loudness. Decibels are used to gauge the relative strength of sound waves in various environments.