Two waves of wave length 100 and 101 cm produce 20 beats in 6 seconds in air.Find the velocity of sound in air.

Two waves of wave length 100 and 101 cm produce 20 beats in 6 seconds

1.	Two waves of wave length 100 and 101 cm produce 20 beats in 6 seconds in air.Find the velocity of sound in air.
Answer» SOLUTION :336.6 m/s