Two sound waves of wavelengths and in a gas produce 10 beats in 3 s

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

Problem

Two sound waves of wavelengths

1\ \text{m}

and

1.01\ \text{m}

in a gas produce 10 beats in 3 s. The velocity of sound in the gas is (1) 330 m/s (2) 337 m/s (3) 360 m/s (4) 300 m/s