Angular Displacement, Angular Velocity and Angular Acceleration

Through what angular displacement must a disk of radius $30 cm$ rotate so that a point on the outer edge of the disk travels an arclength of $90 cm$?

What is the displacement formula?

What is the direction of angular displacement in uniform circular motion?

What is the direction of the angular displacement?

How do you find angular displacement with revolutions?

Is arc length displacement?

Is arc length the same as angular displacement?
 

 The angular acceleration gives the rate of change of angular _____?

The rate of change of angular velocity is angular acceleration.This statement is true or false?

What is angular acceleration and angular velocity?

Two cars having masses ${\mathrm{m}}_1$ and ${\mathrm{m}}_2$ move in circles of radii ${\mathrm{r}}_1$ and ${\mathrm{r}}_2$ respectively. If they complete the circle in equal time, the ratio of their angular speeds $\frac{{\mathrm{\omega }}_1}{{\mathrm{\omega }}_2}$ is

How do you find the direction of angular velocity?

The moon revolved about the earth making a complete revolution in $2.36 \mathrm{Mega} \mathrm{second}$. Assume that the orbit is circular and has a radius of $385 \mathrm{Mega} \mathrm{meter}$. What is the magnitude of the acceleration of the moon towards the earth?

Rohit bought a pizza of a radius of $0.5 \mathrm{m}$. A fly lands on the pizza and walks around the edge for a distance of $80 \mathrm{cm}$. Calculate the angular distance of the fly?

A boy goes around a circular track that has a diameter of 14 m. If he runs around the entire track for a distance of 100 m, what is his angular displacement?

The length of hour hand of a wrist watch is $1.5 \mathrm{cm}$. Find magnitude of angular acceleration.