A wheel rotates around a stationary axis so that the rotation angle `theta` varies with time as `theta=at^(2)` where `a=0.2rad//s^(2)`. Find the magnitude of net acceleration of the point A at the rim at the moment `t=2.5s` if the linear velocity of the point A at this moment is `v=0.65m//s`.

A wheel rotates around a stationary axis so that the rotation angle theta varies with time as theta=2t^(2) radian. Find the total acceleration of the point A at the rim at the moment t=0.5 s If the radius of wheel is 1 m .

Consider a wheel rotating around a fixed axis. If the rotation angle theta varies with time as theta = at^2 then the total acceleration of a point A on the rim of the wheel is (v being the tangential velocity)

A solid body rotates about a stationary axis so that the rotation angle theta varies with time as theta=6t-2t^(3) radian. Find (a) the angular acceleration at the moment when the body stops and (b) the average value of angular velocity and angular acceleration averaged over the time interval between t=0 and the complete stop.

A solid body rotates about a stationary axis so that the rotation angle theta varies with time as theta=6t-2t^(3) radian. Find (a) the angular acceleration at the moment when the body stops and (b) the average value of angular velocity and angular acceleration averaged over the time interval between t=0 and the complete stop.

A solid body rotates with angular velocity vecomega=3thati+2t^(2) hatj rad//s . Find (a) the magnitude of angular velocity and angular acceleration at time t=1 s and (b) the angle between the vectors of the angular velocity and the angular acceleration at that moment.

A point at the periphery of a disc rotating about a fixed axis moves so that its speed varies with time as v = 2 t^2 m//s The tangential acceleration of the point at t= 1s is

A point at the periphery of a disc rotating about a fixed axis moves so that its speed varies with time as v = 2 t^2 m//s The tangential acceleration of the point at t= 1s is

A wheel of radius 15 cm is rotating about its axis at angluar speed of 20 rad//s . Find the linear speed and total acceleration of a point on the rim.