Voices of swimmers at a pool travel 400 m/s through the air and 1,600 m/s underwater. The wavelength changes from 2 m

in the air to 8 m underwater.

How has the change in media affected the frequency of the wave?

O It increased.

O It decreased.

O It stayed the same.

O It cannot be calculated.

Question

Mathematics

Jenkins

13 September, 16:36

Voices of swimmers at a pool travel 400 m/s through the air and 1,600 m/s underwater. The wavelength changes from 2 m

in the air to 8 m underwater.

How has the change in media affected the frequency of the wave?

O It increased.

O It decreased.

O It stayed the same.

O It cannot be calculated.

+2

Answers (1)

Know the Answer?

Meredith Gardner · Answer 1

The frequency of the wave has not changed.

In fact, the frequency of a wave is given by:

where v is the wave's speed and is the wavelength.

Applying the formula:

- In air, the frequency of the wave is:

- underwater, the frequency of the wave is:

So, the frequency has not changed.

Voices of swimmers at a pool travel 400 m/s through the air and 1,600 m/s underwater. The wavelength changes from 2 min the air to 8 m underwater.How has the change in media affected the frequency of the wave?O It increased.O It decreased.O It stayed the same.O It cannot be calculated.

Voices of swimmers at a pool travel 400 m/s through the air and 1,600 m/s underwater. The wavelength changes from 2 m

in the air to 8 m underwater.

How has the change in media affected the frequency of the wave?

O It increased.

O It decreased.

O It stayed the same.

O It cannot be calculated.