Rope and Pulley systems (shortening a pull)?
I understand how pulleys and mechanical advantage work, what I want to know is if there is a way to rig rope, line, wire, cord, etc. to shorten the distance I have to pull.
For example:
I have a 500lb object that I need to move and
The general idea when dealing with energy and work done is that you can never get something for nothing. It's a law of physics called "Conservation of energy".
In physics, work done = force * distance
The idea