Keywords pulleys, fixed pulley, movable pulley, block and tackle, force, lifting, simple machines, weight, mechanics Email us at [email protected] if you have questions about the footage and are ...

Throughout history, humans have developed several simple machines to make work easier. The most notable of these are known as the "six simple machines": the wheel and axle, the lever, the inclined ...

The block and tackle should hold a special place in the hearts of engineers everywhere, as the first product manufactured using mass-production techniques.

The block and tackle should hold a special place in the hearts of engineers everywhere, as the first product manufactured using mass-production techniques.