the speed of sound in air is about 330 m 1 second Express the speed in kilometre per hour how long will the sound take to travel 99 km
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Answer:
Given,
Speed of Air = 330 ms-1
= > 330×60×60/1000
=> 1188 kmh-1
Taken Time = Distance / Speed
=> 99/ 1188
=> 1/12h
=> 1/12×60
=> 5 Min Ans
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@GauravSaxena01
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