Advertisements
Advertisements
प्रश्न
State two differences between the light and sound waves.
Advertisements
उत्तर
(i) The light waves can travel in vacuum while sound waves need a material medium for propagation.
(ii) The light waves are electromagnetic waves while sound waves are the mechanical waves.
संबंधित प्रश्न
Why are the ceilings of concert halls curved?
How is the frequency of a stretched string related to its length?
Write the approximate value of the speed of sound in iron.
How are bats able to fly in the dark?
What do you understand by the ‘Echolocation system of Dolphins’?
A cork piece is floating on the surface of the water in a pond. A piece of pebble is dropped into the water. What will be your observation?
Explain why, the ceilings of concert halls are curved.
The direction of the incident sound, the direction of reflected sound, and the normal are in different Planes.
