Question

How long will it take for a sound wave
of 20 cm wavelenght and 1.2 kHz
frequency of, to travel a distance of
1.2 km?
4 s
3 s
5 s​

Answer 1

Answer:

How long will it take for a sound wave

of 20 cm wavelenght and 1.2 kHz

frequency of, to travel a distance of

1.2 km?

4 s

3 s

5 s