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प्रश्न
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उत्तर
The intensity of a sound wave at any point of the medium is measured as the amount of sound energy passing per second, normally through a unit area at that point.
संबंधित प्रश्न
State the factor that determine the loudness of the sound heard.
By reducing the amplitude of a sound wave, its ______.
The bells of a temple are big in size. Why?
If the amplitude and frequency of a sound wave are increased, which of the following is true?
Define the following term.
Loudness
The loudness of sound depends on
Two astronauts are floating close to each other in space. Can they talk to each other without using any special device? Give reasons.
An alarm bell is kept inside a vessel as shown in the following figure. A person standing close to it can distinctly hear the sound of alarm. Now, if the air inside the vessel is removed completely, how will the loudness of alarm get affected for the same person?
Assertion: As the amplitude of sound increases, the loudness of sound decreases.
Reason: The loudness of sound depends on the amplitude of the wave.
Define:
Intensity
