WEP + Circular Motion Definitions Flashcards
1
Q
Work done
A
The product of the force and the displacement in the direction of the force
2
Q
Principle of conservation of energy
A
Energy cannot be created or destroyed. It can only be converted from one form to another
3
Q
Power
A
Rate of work done or energy conversion
4
Q
Angular displacement
A
The angle an object makes with respect to a reference line
5
Q
Radian
A
The angle subtended by an arc length equal to the radius of the arc
6
Q
Angular velocity
A
The rate of change of angular displacement
7
Q
Period
A
Time taken for an object in circular motion to make one complete revolution
8
Q
Frequency
A
Number of complete revolutions made per unit time
