Q.No.158:- Two people are listening to the same music at the same distance. They disagree on its loudness. Explain how this could happen?

Q.No.158:- Two people are listening to the same music at the same distance. They disagree on its loudness. Explain how this could happen?

Ans: - If the distance of listener from source is same and medium is also same and they both are disagreeing with the loudness then there is a problem in their ear.

Q.No.155: - You can listen to your fried round a corner, but you cannot watch him/her. Why?

Q.No.155: - You can listen to your fried round a corner, but you cannot watch him/her. Why?

Ans: - You can listen your friend round a corner because waves can propagate from solid medium.