Question

Calculate the time taken by a sound wave of frequency 1000 hz and wave length 50 cm to travel a distance of 500 m

Answer 1

Speed = distance / time

(Distance = wavelength)

(1/t = frequency)

Speed = Wa x fee

V = 1000 x 0.5 = 500 ms^-1

Time = d/spd

T = 500/ 500

T = 1 s