Question

A sound has a frequency of 30 Hz and a wavelength of 10 cm. What is the speed of the sound ​

Answer 1

Answer:

3 meter per second

Explanation:

Speed= frequency. wavelength

v= 30Hz × 10cm

v= 30×0.1 m

v= 3 m/ sec

Answer 2

Answer:

300m/s

Explanation:

Speed = frequency × wavelength

Speed = 30× 10

Speed = 300m/s