a sound wave has a frequency of 1000hz and a wavelength of 34cm. how long will it take to travel 2 kilometre
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Answer:
V = vλ,1000×(34100 )= 340m/s
λ = 34100m
∴ t= dv = 1000340
=2.94
=3 s approx
hope this will help uhh
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