Q. At what level a sound becomes physical pain?
A. Above 50 dB
B. Above 70 dB
C. Above 80 dB
D. Above 100 dB
Answer: Above 80 dB
We will be happy to hear your thoughts
A. Above 50 dB
B. Above 70 dB
C. Above 80 dB
D. Above 100 dB
Answer: Above 80 dB
