POWER
a skier of mass 70kg is pulled up a slope by a motor driven cable. How much work is required to pull him 60m up a 30 degrees slope, assuming its frictionless, at a constant speed of 2.0m/s?
a skier of mass 70kg is pulled up a slope by a motor driven cable. How much work is required to pull him 60m up a 30 degrees slope, assuming its frictionless, at a constant speed of 2.0m/s?