Advertisements
Advertisements
प्रश्न
Define frequency term in relation to a wave.
Advertisements
उत्तर
The number of vibrations made by a particle of the medium in one second is called the frequency of the waves. It is also defined as the number of waves passing through a point in one second. It's S.I. unit is hertz (Hz).
APPEARS IN
संबंधित प्रश्न
Define wave velocity term in relation to a wave.
What is a soundboard ? Explain the working of a soundboard with the help of a labelled diagram.
What are mechanical waves?
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.
Define the term Frequency (as applied to sound waves)
Write the approximate value of the speed of sound in water.
Why will an echo not be heard when the distance between the source of the sound and the reflecting surface is 10 m?
Draw a diagram representing a wave of amplitude 4 cm and wavelength 2 m. If the frequency of the wave is 150 Hz, calculate its velocity.
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 ______.
