Chapter 4 - Work and Power Flashcards
1
Q
Power
A
The rate at which work is done
P= w/t Units- watts
2
Q
Efficiency
A
Wo/ Wi x 100 =%E
3
Q
Mechanical advantage
A
Ratio of the output force to the input force.
MA= Fo/Fi
4
Q
Work
A
Transfer of energy that results from applying a force over a distance.
W= f•d Units- joules