A pulley is a simple machine using a wheel and a cord that's designed for lifting. A pulley is a simple machine using a wheel and a cord that's designed for lifting. Pulleys help make work easier by ...

This video explores different methods that can be use to amplify a force, and focuses on three types of machine - levers, pulleys and gears. The amplification of a force is called mechanical advantage ...

Understand How a Crane Works Before you start building, it is important to know how a crane functions. A crane uses a ...

When you first started daydreaming about your custom car project, chances are you gave little (if any) thought to the brackets and pulleys you'd use on the engine. Heck, you probably only gave the ...

This experiment shows how a basic pulley system can be designed to brake itself, demonstrating clever mechanics with minimal components.