Question

d. H
3
.
air.
Signu u Ulosed and empty house.
We cannot hear the echo produced
in a classroom
Answer the following questions in
your own words.
Q. What is an echo? What factors are
important to get a distinct echo?
b Study the construction of the
Golghumat at Vijapur and discuss
the reasons for the multiple echoes
produced there.
What should be the dimensions
and the shape of classrooms so
that no echo can be produced
there?
e. 1​

Answer 1

Answer:

u cannot hear echo in class because sound does not get reflected due to so many people inside the class

Explanation:

reflection of sound after touching a surface is called echo.