Advertisements
Advertisements
प्रश्न
Name one solid, on liquid and one gas through which sound can travel.
Advertisements
उत्तर
Sound waves require a material medium for its propagation so that it can travel in all the three states of matter :
solid (iron block), liquid (water), and gas (hydrogen).
APPEARS IN
संबंधित प्रश्न
In which medium sound travels faster : air or iron?
When we open a gas tap of a few seconds, the sound of escaping gas is heard first but the smell of gas comes later. Why?
Explain the experiment, with a neat diagram, to prove the following:
'Sound needs material medium for propagation.'
State two properties of medium on which the speed of sound in it depends.
How does the speed of sound in air vary with temperature?
Complete the following sentences :
When sound travels in a medium, the particles of medium ___________ but the disturbance ___________.
The time interval between a lightning flash and the first sound of thunder was found to be 5 s. If the speed of sound in air is 330 m s-1, find the distance of flash from the observer.
Can we hear sounds of frequencies:
Less than 20 Hz
How are bats able to avoid obstacles in their way?
In any medium, as the ______ increases, the speed of sound also increases.
