Mechanical Advantage Using a Rope and Pulleys for Vehicle Recovery 9:1

Mechanical Advantage Using a Rope and Pulleys for Vehicle Recovery 9:1

I try to explain how to get a mechanical advantage of 5:1 and 9:1 by arranging a rope and pulleys. I pull a truck that is stuck in Florida sugar sand out by hand. I also show how to tie a bowline knot.

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