Advertisements
Advertisements
प्रश्न
Write true or false for a given statement.
Loudness depends on frequency.
पर्याय
True
False
Advertisements
उत्तर
False.
Loudness depends on the amplitude.
APPEARS IN
संबंधित प्रश्न
The bees do not have voice-boxes. How do they produce sound ?
How does the loudness of sound produced depend on the vibrating area of the body ?
A musician recognizes the musical instrument by hearing the sound produced by it, even without seeing the instrument. Which characteristic of sound makes this possible ?
In which medium the speed of sound is more: humid air or dry air? Give a reason to your answer.
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 kinds of waves are produced in solids, liquids, and gases?
State the effect of pressure on the speed of sound in air.
Sound waves travel very fast in
Through which medium sound travels faster, iron or water? Give reason.
Lightning can be seen the moment it occurs. Paheli observes lightning in her area. She hears the sound 5 s after she observed lightning. How far is she from the place where lightning occurs? (speed of sound = 330 m/s).
