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How does the speed of sound depend on (i) Amplitude, and (ii) Wavelength?
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On placing your ear close to an iron railing which is tapped some distance away, sound is heard twice. Explain, why?
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What is the ratio of speed of light to speed of sound?
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State the effect of pressure on the speed of sound in air.
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he sound of an explosion on the surface of a lake is heard by a boatman 120 m away and by a diver 120 m below the point of explosion. Out of the two persons, who would hear the sound first? Why?
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How do the following factor affect the speed of sound in air?
Moisture in air.
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How do the following factor affect the speed of sound in air?
Pressure in air.
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How do the following factor affect the speed of sound in air?
Temperature of air
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The time interval between a lighting flash and the first sound of thunder was found to be 6 s. If the speed of sound in air is 330 ms-1, find the distance of the flash from the observer.
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A person fires a gun and other boy at a distance hears the sound of the fire 2.5 s after seeing the flash. If the speed of sound in air is 330 ms-1, find the distance between the boys.
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Can you hear each other in a dark room?
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Name the factors on which the speed of sound depends.
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What is the value of sound of room temperature?
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