Question

An escalator in a shopping centre carries people up through a height h at a vertical speed of v, but you’re in a hurry when you step onto it, so you climb the moving steps (each with a height of hs) at a rate of n steps/s. Determine: the amount of chemical energy converted into mechanical energy by your leg muscles during your escalator ride, given that your mass is m; the work the escalator motor does on you; the total amount of work done by your legs and the escalator in getting you to the top

Answer 1

And: the total amount of work done by your legs and the escalator in getting you to the top.

Answer 2

Don't cheat. Do your own work