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Question
an echo is heard on a day when the temp. is about 22 degreeC,later if the temp. falls to 4 degreeC.explain?
an echo is heard on a day when the temp. is about 22 degreeC,later if the temp. falls to 4 degreeC.explain?
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Solution
As we know that the speed of sound is directly proportional to the square root of the absolute temperature.
Therefore the speed of sound in air will be less when temperature is 4 degree Celsius.
As we know that the speed of sound is directly proportional to the square root of the absolute temperature.
Therefore the speed of sound in air will be less when temperature is 4 degree Celsius.
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