Recent content by pph1011

what's the next?

Homework Statement A particle moves from the origin to the point x=3m, y=6m along the curve y=ax^2 - bx , where a = 2.0m^-1 and b = 4.0m . It is subject to a force F=cxy i + d j , where c= 8.0N/m^2 and d= 16N . Homework Equations Calculate the work done by the force The...

Homework Statement A machine does work at a rate given by , P=ct^2 where c= 18 W/s^2 and t is time. Find the work done by the machine between 9.0s and 18s . Homework Equations P=w/t The Attempt at a Solution no ideas