Answer to Question #30522 in Acoustics for Verdah

Question #30522

1. we can recognize persons speaking with the same loudness from their voice. how is this possible?
2.You can listen to your friend round a corner, but you can not watch him/her. Why?
3. A student says that the two terms speed and frequency of the wave refer to the same thing. What is your response?
4. Two people are listening to the same music at the same distance. They disagree on its loudness. Explain how this could happen?
5. Will two separate 50dB sounds together constitute a 100dB sound?

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