Physics, 01.11.2020 07:00, chrissy5189

Its urgent.. (a) A sound wave has frequency of 3 kHz and a wavelength 45 cm. How long will it take to travel
1.8 km?

Answers: 3

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Its urgent.. (a) A sound wave has frequency of 3 kHz and a wavelength 45 cm. How long will it take...