Advertisements
Advertisements
प्रश्न
A sound wave whose frequency is 5000 Hz travels in air and then hits the water surface. The ratio of its wavelengths in water and air is ______.
विकल्प
4.30
0.23
5.30
1.23
Advertisements
उत्तर
A sound wave whose frequency is 5000 Hz travels in air and then hits the water surface. Th e ratio of its wavelengths in water and air is 4.30.
APPEARS IN
संबंधित प्रश्न
How is the frequency of a stretched string related it’s tension?
Define wavelength term in relation to a wave.
Define wave velocity term in relation to a wave.
What is the condition necessary for an echo to be heard distinctly?
How do bats avoid obstacles in their way, when in flight?
What is a megaphone ? Name the principle on which a megaphone works.
What do you mean by reflection of sound? State one condition for the reflection of a sound wave. Name a device in which reflection of sound wave is used.
What are infrasonic waves?
