Advertisements
Advertisements
प्रश्न
State the speed of (i) light and (ii) sound in air?
Advertisements
उत्तर
(i) Speed of light in air = 3 x 108 m s-1
(ii) Speed of sound in air = 330 m s-1.
APPEARS IN
संबंधित प्रश्न
Which characteristics of the sound helps you to identify your friend by his voice while sitting with others in a dark room?
Fill in the blank.
The pitch of a sound depends on its ________.
Select the correct alternative :
Wavelength is measured in
The separation between two consecutive crests in a transverse wave is 100 m. If wave velocity is 20 m s-1, find the frequency of wave.
What is sound? Explain with example how does sound travel in a medium.
Define one hertz.
High-frequency sounds that cannot be heard by you are called _______.
Give an example to show that light travels faster than sound?
Sound travels in the air as ______ wave.
