a
sound waves
b
light waves
c
radio waves
d
x - rays
Explanation
Correct Option
aVideo Explanation
Post your Contribution
Share:
Discussions (7)

ibrahimmuhammadj33
9 years ago
aw error.. mean sound are mechanical and required medium for it propagation.

Dave333
4 years ago
Mechanical waves require a medium in order to transport their energy from one location to another. A sound wave is an example of a mechanical wave. Sound waves are incapable of traveling through a vacuum.

ibrahimmuhammadj33
9 years ago
yes bcos sound wave is electromagnetic wave .. and all electromagnetic do not require a material medium for it propagation .

