Genesis wave, water surface oscillation with a frequency of 20 cycles/sec and found that the water wave 5 consecutive San San 20 cm. you shall find the speed of the wave surface.
Source surface waves vibrating at a frequency of 20 cycles / second and that's his fifth consecutive waves 20 cm apart. What is the speed of the surface waves.
Source surface wave vibration frequency 20 cycles / second, and found that the crest of a wave of water 5 consecutive ridge ห่างก it 20 cm. Find the speed of waves in water.