The 75.0 kg hero of a movie is pulled upward at a constant velocity by a rope. What is the tension on the rope?

Assuming weightless pulleys and 100% efficiency, what is the minimum input force required to lift a 120 n weight using a single fixed pulley?

The pilot of a helicopter hovers at an altitude of 1200 feet over a park. the angle of depression to the base of a statue is 17 degrees. the angle of depression to the nearest park exit, in line with the statue, is 14 degrees. to the nearest foot, what is the distance from the statue to the exit?

How is the ideal mechanical advantage of a wheel and axle calculated?