A disc rotates about its axis with a constant angular accelertion of `2 rad//s^(2)`. Find the radial and tangential accelerations of a particle at a distance of `10 cm` from the axis at the end of the fourth second after the disc starts rotating.

A disc rotates about its axis with a constant angular acceleration of 4rad/s^2 . Find the radial and tangential acceleration of a particle at a distance of 1 cm from the axis at the end of the first second after the disc starts rotating.

A disc rotates about its axis with a constant angular acceleration of 4rad/s^2 . Find the radial and tangential acceleration of a particle at a distance of 1 cm from the axis at the end of the first second after the disc starts rotating.

A disc rotates about its axis with a constant angular acceleration of 4rad/s^2 . Find the radia and tangential acceleration of a particle at a distance of 1 cm from the axis at the end of the first second after the disc starts rotating.

A disc, initially at rest, starts rotating about its own axis/ with a constant angular acceleration of 0*2 rad/s2. The time taken by the disc to rotate by 10 rad (in seconds) is

A disc rotates with constant angular velocity. Doesa point on its rim have a tangential acceleration or a radial acceleration ? Are these accelerations constant ? '

A circular disc of radius 20 cm is rotating about its own axis at an angular velocity omega . The angular velocity of a particle 'A' which is at a distance 10 cm from the axis of rotation is

A stationary wheel starts rotating about its own axis at uniform angular acceleration 8 rad//s^(2) . The time taken by it complete 77 rotation is

A disc starts rotating with a constant angular acceleration of 1 rad//s^(2) about a fixed vertical axis perpendicular to its plane and passing through its centre. A coin of mass 10 gm is placed on the disc at a distance of 10cm from the axis. The coefficent of friction between the disc and the coin is 0.2 . The value of the frictional force on the coin at t=1s will be

A disc starts rotating with a constant angular acceleration of 1 rad//s^(2) about a fixed vertical axis perpendicular to its plane and passing through its centre. A coin of mass 10 gm is placed on the disc at a distance of 10cm from the axis. The coefficent of friction between the disc and the coin is 0.2 . The value of the frictional force on the coin at t=1s will be

A body rotates about a fixed axis with an angular acceleration of 3 rad//s^(2) . The angle rotated by it during the time when its angular velocity increases frm 10 rad/s to 20 rad/s (in radian) is