Advertisements
Advertisements
प्रश्न
Give two examples each of longitudinal waves and transverse waves.
Advertisements
उत्तर
Examples of longitudinal waves are:
(i) The waves that travel along a spring when it is pushed and pulled at one end.
(ii) Sound waves in air.
Examples of transverse waves are:
(i) The waves produced by moving one end of a long spring up and down rapidly while the other end is fixed.
(ii) The water waves (or ripples) formed on the surface of water in a pond by throwing a stone in it.
APPEARS IN
संबंधित प्रश्न
How are the wave velocity V, frequency f and wavelength λ of a wave related? Derive the relationship.
How is sound perceived by us?
An observer X is on an island 5500 m from a vertical cliff on the shore. A ship Y is anchored between the island and the Cliff. A blast on the ship’s siren is heard twice by X, the interval being 5s. [Velocity of sound = 330 ms−1]
(i) Find the distance of the ship from the island.
(i) Find the distance of the cliff from the ship.
What is the ratio of speed of light to speed of sound?
A musical instrument is producing continuous note. This note cannot be heard by a person having a normal hearing range. This note must then be passing through ______.
In longitudinal waves, the particle vibrates in a ______ direction of propagation.
Sound travels in the air as ______ wave.
Distinguish between compression and rarefactions.
Two sound waves X and Y have the same amplitude and the same wave pattern but their frequencies are 60 Hz and 120 Hz respectively, then ______.
