Mechanical+Advantage

Mechanical Advantage is all around out daily life, examples of items that have mechanical advantage are levers, pulleys, and inclined planes (ramps). //**Mechanical Advantage is the ratio of output force to input force. **//
 * Welcome to the **//**__Mechanical__ **////** __Advantage__ **//** page! **

MA=Fout/Fin or MA=De/Dr MA~ Mechanical Advantage (No Units) Fout~ Output Force (Newtons) De~ Effort Distance (Meters) Fin~ Input force (Newtons) Dr~ Resistance Distance (Meters)
 * //__How to calculate Mechanical Advantage: __//**

//**__Practice Problems: __**//

1.) Using a pully, a boy pulls the rope 10 meters to move the weight up 2 meters. What is the mechanical advantage of the pulley?

2.) A 400 newton box is dragged up an inclined plane with 50 newtons of force. What is the mechanical advantage of the ramp?

3.) A lever has an input arm of 6 meters and an output arm of 2 meters. What is the mechanical advantage of the lever?

Now try solving these problems on your own! Answers in link below!

Mechanical Advantage Problem Answers Sources: IPC Book pages 508, 509,& 511 as well as class notes & handouts!