PH-787

Wave speed

Physics · Secondary 3 · Easy · Wave speed

A sound wave travels in air at

340\,\text{m s}^{-1}

. If its frequency is

850\,\text{Hz}

, what is its wavelength?

0.40 m
0.25 m
1.19 m
289000 m

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.

Loading problem…