A sound wave of frequency travels through air at a speed of

PHYSICS · Single correct · A Level · Physics · Waves · Waves

Problem

A sound wave of frequency

1.2\,\text{kHz}

travels through air at a speed of

1080\,\text{km h}^{-1}

. The wavelength of this wave in metres is (a)

2.5

(b)

0.025

(c)

0.25

(d)

250