How to Calculate Power Output for Lifting and Flinging Objects?

[PAstudent]

1. Homework Statement

Homework Equations

P=dW/dt

The Attempt at a Solution

I feel like I did something incorrect because I didn't use the vertical distance at all. If I'm wrong, does it have something to do with the displacement?[/B]

 

[Herman Trivilino]

You calculated the work done to fling the sand at a speed of 2.0 m/s from level ground. You need to add in the work done to lift the sand. Hint: the force is constant.