In an oscilloscope trace of a sound wave

PHYSICS · Single correct · CBSE · Physics · Sound · Sound

Problem

In an oscilloscope trace of a sound wave, the separation between a compression and the next rarefaction is measured to be

2.5\,\text{cm}

. What is the wavelength of the wave? (a)

10.0\,\text{cm}

(b)

5.0\,\text{cm}

(c)

1.25\,\text{cm}

(d)

2.5\,\text{cm}