Module 2 Terminology

Question	Answer
A Rigid Bar Resting On a Fulcrum	Lever (A Class 2 Lever Is Shown) Image: Lever-1 (image/png)
Fulcrum	The point about which a lever pivots (also called a pivot for a lever)
AMA =	(Load Force) / (An Effort Force)
IMA Ideal Mechanical Advantage)	(Effort Length) / (Load Length)
Efficiency =	(AMA) / (IMA) How close to "perfect" a machine is
Block and Tackle	Arrangement of two or more pulleys. One Must Be Moveable, and is attached to the load)
Idler Gear	A Gear placed between a Drive Gear and a Driven Gear (It makes them move in the same direction)
What are the six simple machines?	Lever Screw Pulley Inclined Plane Wedge Wheel and Axel
What type of motion does this do? Image: Swing (image/jpg)	Oscillatory motion
What is the most common unit of Force Measurement in the SI system?	Newton
If the effort arm in the figure gets shorter, what will happen to the IMA? Image: Lever-2 (image/png)	If will decrease
FE X LE = FL X LL In this formula, what does the term FL stand for?	Load Force

Resource summary

	Created by michael.maher about 11 years ago