Question

a sound wave traveling through a solid material has a frequency of 400 hertz. the wavelength of the sound wave is 2 meters. what is the speed of sound in the material?

a. 200 m/s
b. 200 Hz
c. 800 m/s
d. 800 Hz​​

Answer 1

Answer:

c. 800m/s

Explanation:

v = f × /\

v = 400 × 2

v = 800m/s