Motion In circle

Question 1

Linear Velocity

Answer 1

1) Linear Velocity is the rate of change of displacement

2) Direction along tangent to the circle

Question 2

Angular Displacement

Answer 2

Angular Displacement can be defined as the ratio of arc length s to the radius R

Question 3

Radian

Answer 3

Angular displacement subtended if arc length equals to radius

Question 4

Angular Velocity

Answer 4

Angular Velocity is the angular displacement per unit time, swept out by the radius