Login
Home
TOP
Send feedback
Login
Subjects
Physics CBSE Live product
Class 9
Sound
Properties and reflection of sound
7.
Numerical based on velocity of sound
Question:
4
m.
An echo returned in
16
\(s\) from a reflecting surface. What is the total reflecting surface
from the source? (speed of the sound is
341
\(m/s\)).
The
distance
between the source and reflecting surface is
\(m\).
Login
or
Fast registration
Previous task
Exit to the topic
Next task
Send feedback
Did you find an error?
Send it to us!