The only equation we have been given is W= |F||d|costheta
and I am not sure how to plug the information into the equation. I missed class the day that we did example problems.
FIRST PROBLEM
Homework Statement
A skier of mass 70 kg is pulled up a slope by a motor-driven cable. (a) How much work is required to pull him 60m up a 30 degree slope (assumed frictionless) at a constant speed of 2.0 m/s? (b) What power must a motor have to perform this task?
Homework...