Two tuning forks of frequencies and are sounded together

PHYSICS · Single correct · CBSE · Physics · Waves · Waves

Problem

Two tuning forks of frequencies

255\,\text{Hz}

and

259\,\text{Hz}

are sounded together. The time interval between successive maxima of sound intensity heard is (a)

0.20\,\text{s}

(b)

4.0\,\text{s}

(c)

0.25\,\text{s}

(d)

0.125\,\text{s}