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View Full Version : You make a spring wave with a wavelength of 1.5m. You Shake the spring with a frequen


ricebunny
Jan 21, 2010, 03:43 PM
You make a spring wave with a wavelength of 1.5m. You Shake the spring with a frequency of 2hz. The speed of the wave is

(you have to slove it or fill in the blank I don't get it T.T HELP)

ri0t
Jan 21, 2010, 11:26 PM
v = f \cdot \lambda

so \lambda = 1.5 m and since f = 2 Hz

\therefore v = 1.5 \cdot 2 = 3 m/s