What is speed of sound?
speed of sound in dry air at 20 °C = 343 m / s Formula c=\sqrt{\frac{K_s}{\rho}} c = speed of sound K_s = coefficient of stiffness \rho = density
speed of sound in dry air at 20 °C = 343 m / s
343m/s
343 m/s
343 M/s
