Asked by Danielle Saenz on May 16, 2024
Verified
How much louder is a sound registering 50 dbA compared to one registering 30 dbA?
A) 50 dbA is 12 times louder
B) 50 dbA is 30 times louder
C) 50 dbA is 100 times louder
D) 50 dbA is 1 000 times louder
Sound Registering
The process of detecting and recognizing sound waves by auditory systems.
DbA
DbA refers to a unit of measurement for sound intensity, adjusted to the human ear's response to different frequencies, indicating the apparent loudness of sounds.
- Comprehend the concept of sound pollution and its impact on human health.
Verified Answer
DE
Diego ElizondoMay 23, 2024
Final Answer :
C
Explanation :
The decibel scale is logarithmic, with a 10 dB increase representing a tenfold increase in intensity. Therefore, a 20 dB increase (from 30 to 50 dB) represents a 10^2 or 100 times increase in loudness.
Learning Objectives
- Comprehend the concept of sound pollution and its impact on human health.
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