Circular motion Flashcards
1
Q
What is angular displacement?
A
Angle through which an object turns about the centre of circle, usually measured in rad
2
Q
What is one radian?
A
Angle subtended at the centre of circle by an arc equal in length to the radius
θ = s/r
3
Q
What is angular velocity?
A
rate of change of angular displacement swept out by radius of circle
