Machines & Mechanical Systems Vocabulary
About this set
Created by:
bdredman on February 2, 2011
Subjects:
Description:
Vocabulary words for Cha. 4 Machines & Mechanical Systems.
Classes:
Mechanical Engineering and Machines Building
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20 terms
Terms | Definitions |
|---|---|
 input | includes everything you do to make a machine work. |
| input force | the force applied to a machine. |
| force | a push, pull or any action that has the ability to change motion. |
| machines | a type of mechanical system. |
| mechanical advantage | the ratio of output force to input force (MA). |
| mechanical system | a series of interrlated, moving parts that work together to accomplish a certain task. |
| output force | the force a machine applies to accomplish a task. |
| simple machine | an unpowered mechanical device, that has an output and input force. |
| engineering | the applications of science to solve technical problems. |
| engineering cycle | a process used to build devices that solve technical problems (design, prototype, test, evaluate). |
| engineers | people who design technology to solve problems. |
| fulcrum | a fixed point on a lever. |
| gear | a wheel with teeth. |
| input arm | when you place a lever on a fulcrum, the side where force is applied. |
| input gear | the gear you turn, or apply force to. |
| lever | a stiff structure that rotates around a fixed point called a fulrum. |
| output arm | is the end of a lever on a fulcrum where the output force is applied. |
| output gear | the gear that is connected to the output of the machine. |
| prototype | a working model of a design that can be tested to see if it works. |
| output | what the machine does. |
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