The speed of sound in water is about four times its speed in air

PHYSICS · Subjective · CBSE · Physics · Waves · Waves

Problem

The speed of sound in water is about four times its speed in air. For the same source emitting a note of frequency

\nu

, write the ratio

\lambda_{\text{water}} : \lambda_{\text{air}}

of the wavelengths in the two media and justify your answer in one or two sentences.