Recent content by vemplord

Thanks, I tried that: The Y displacement is rsinθ an X displacement is r-rcosθ, tried to integrate from "0" to "π/2" but it doesn't come out right. What am i doing wrong?

Homework Statement 1 Kg block slides on a circular rod (no friction) from rest in A position by a force of 40N. What is the speed when it reached point B. (see attached pic) Homework Equations W(f)=E(B)-E(A) The Attempt at a Solution The energy in A is 0, the energy in B is...