Recent content by ilya

Thank you for your reply. In class we set these types of equations as: Rope 1: Step one: Xb+Xc+Xd= length(which is just Some constant) Step two: Differentiate both sides to get velocity since previous equation is length or displacement. there fore we get Vb+Vc+Vd=0 Step three: we know...

Please help. I am starting to think the answer in the back of my book is wrong. Refer to picture below. Question: Find the speed of the elevator if the winches A and B both pull the rope at 5 m/s. Answer is 2.14m/s. How? I have no idea. I am not the kind to just give up. Thank you...