Question

Calculate the time taken by a sound wave of frequency thousand hertz and wavelength 50 cm to travel a distance of 500 metre

Answer 1

Answer:

1 sec

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Explanation:

Frequency=1000 Hz

wavelength=50 cm=50/100 m=1/2 m

Velocity=wavelength ×frequency

Velocity=1/2 × 1000

Velocity=500 m/sec

Time=Distance/speed

Time taken=500/500

=1 sec