simple machines Flashcards
1
Q
How do you change the IMA
A
Increase the length of the incline
2
Q
What are the 6 Simple Machines?
A
Screw
Wedge
Wheel and Axel
Pulley
Inclined Plane
Lever
3
Q
Do Simple Machines make work easier?
A
Yes, but they don’t make less work
4
Q
What is Ideal Mechanical Advantage?
A
The mechanical advantage with no loss of work caused by friction
5
Q
What is Actual Mechanical Advantage?
A
The output force to the input force
6
Q
What is Efficiency?
A
a measure of performance and effectiveness of a system or component
7
Q
Is the IMA higher than the AMA?
A
Yes, always.
8
Q
What is always greater, the input work or the output work?
A
Input work> Output work
