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According … This system uses angular momentum and torque to do work on objects, typically against the force of gravity. 1. When you push a box on the ground, there's a lot of friction between the bottom of the... 2. Providing leverage Shifting friction to the axle How do wheels work? Inclined plane.

When two objects rub together, like sliding a heavy log across the ground, it causes friction and makes it difficult to move the log.

You can add grease to an axle to decrease the friction between the axle and wheel.

The wheel and axle consists of a round disk, known as a wheel, with a rod through the centre of it, known as the axle. The wheel effectively works as a lever, magnifying the force at the axle, and overcoming the limiting value of the friction force F r. Notice also for a given axle diameter a, if the wheel diameter is made bigger, F e becomes larger. The wheel and axle work by reducing the effect of friction on an object, thereby creating a mechanical advantage. So it's easier to push something with big wheels than small wheels because there is a greater force at the axle to overcome friction. The wheel and axle simple machine is closely related to gears. Basic Machines and How They Work, United States. The axle goes through the center of the wheel, which allows a heavy load to be pushed, reducing the force of friction . The wheel and axle is a simple machine consisting of a circular object called a wheel and a shaft known as an axle, which is attached to the wheel.

The inclined plane is simply a flat surface raised at an angle, like a ramp. Here is a very short video which explains it very well: Physics Bureau of Naval Personnel, Courier Dover Publications 1965, pp. 3–1 and following preview online The wheel rotates around an axle, or fulcrum, so it can keep moving. The wheel and axle is a simple machine that helps make work easier.

Two examples of a wheel and axle are a doorknob and a round water facet.

All simple machines change the amount of effort needed to work and are the basis for all other machines, according to Mediahex. Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.