Question

b) An alarm bell is kept inside a vessel as shown in figure. A person standing close to
It distinctly heals the sound of alarm. Now if the air inside the vessel is removed
completely, how will the loudness of alarm get affected for the same person?​

Answer 1

Explanation:

b) An alarm bell is kept inside a vessel as shown in figure. A person standing close to

It distinctly heals the sound of alarm. Now if the air inside the vessel is removed

completely, how will the loudness of alarm get affected for the same person?

answer...

the sound will not be heard