The sound from a bell in an enclosed jar gradually faints away while the jar is being evacuated. Which of the following explains this observation?
a
the pressue is reduced
b
the sound waves are pumped out
c
the waves are absorbed in the inner walls
d
There is no more material medium
e
the air is disturbed
Explanation
Correct Option
dNo explanation available
Video Explanation
No video available
Post your Contribution
Share:
Discussions (0)
No comments yet
Be the first to comment
