The speed of a body moving in a circle of radius 15 cm changes from ` 180 rev//min to 600 rev //min "in" 11 s` . Then the angular acceleration of the body will be

The speed of abody moving along a circle of radius 15 cm changes from 180 rev/min to 600 rev/min in 11 s. Then the angular acceleration of the body will be

A particle moves along a circle of radius 10 cm . If its linear speed changes from 4m/s to 5 m/s in 1 s, then its angular acceleration will be

The angular speed of an automobile engine is increased at a constant rate from 1200 rev/min to 3200 rev/min in 12 s. (a) What is its angular acceleration in revolutions per minute-squared? (b) How many revolutions does the engine make during this 12 s interval?

If a body is moving with a uniform speed v in a circle of radius 'r', then the angular acceleration of the body will be

If a body is moving with a uniform speed v in a circle of radius r , then the angular acceleration of the body will be

The angular speed of a particle,moving in a circle of radius 20 cm ,increases from 2 rad //s to 40 rad//s in 19 s the ratio of its centripetal acceleration to tangential acceleration at the end of 19 s is ,

A particle is moving in a circle of radius 1.5 m. Its speed is increasing by 180 rev/ minute in one mintue , what is its linear acceleration ?

A particle is revolving in a circular path of radius 25m with constant angular speed 12 rev/min.Then the angular acceleration of the particle is?

A particle is revoiving in a circular path of radius 25 m with constant angular speed 12 rev/min. then the angular acceleration of particle is

A particle is revolving in a circular path of radius 25m with constant angular speed 12 rev/min.Then the angular acceleration of particle is