Recent content by hartfan

Wow. I finally get it now. Thanks for the brilliant tip. I don't know why I never thought of it that way before.

Homework Statement A wave is moving through a string at 450 m/s. The wavelength is 0.18 m and the amplitude is 2.0 mm. What is the time required for a particle on the string to move through 1.0 km? (The answer given is 5.0x10 s). Homework Equations The only equations I can think of are...