How long will take Sound wave 25 CM wavelength and 1.5 Khz frequency of travel distance of 1.5 km ? of
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Explanation:
Wavelength = 25 cm = 0.25 meters. If the sound travels 375 meters in one second, How much time will it take to travel 1500m ? Therefore the sound wave will take 4seconds to travel 1.5 kms
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