Advertisements
Advertisements
प्रश्न
Fill in the blank.
Sound requires a ________ for propagation.
Advertisements
उत्तर
Sound requires a medium for propagation.
APPEARS IN
संबंधित प्रश्न
Name the type of waves which are used by astronauts to communicate with one another on moon (or in outer space).
State one observation from everyday life which shows that sound travels much more slow than light.
Why cannot a sound be heard on the moon? How do astronauts talk to one another on the surface of moon?
The velocities of sound waves in four media P, Q, R and S are 18,000 km/h, 900 km/h, 0 km/h and 1200 km/h respectively. Which medium could be a liquid substance?
State two properties of medium on which the speed of sound in it depends.
Compare approximately the speed of sound in air, water and steel.
Sound in air propagates in form of
Describe an experiment to prove that a material medium is necessary for the propagation of sound.
Does audible range of frequency vary from person and also with the age of the person?
______ is the distance between two consecutive particles.
