The approximate intensity level of the sound which can cause damage to the ear drum is?
- A. 20 dB
- B. 60 dB
- C. 100 dB
- D. 160 dB
Explanation
Sound around 100 dB can cause pain and possible hearing damage, especially with prolonged exposure, although the exact risk depends on duration and individual susceptibility. Normal conversation is far quieter, around 60 dB.