What is the unit for measuring the amplitude of a sound?
A. Decibel
B. Coulomb
C. Hum
D. Cycles
Answer: Option A
Solution(By Examveda Team)
Amplitude measures how forceful the wave is. It is measured in decibels or dBA of sound pressure. 0 dBA is the softest level that a person can hear. Normal speaking voices are around 65 dBA.This Question Belongs to General Knowledge >> General Science
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