68. A solid sphere spinning about a horizontal axis with an angular velocity w is placed on a horizontal surface. Subsequently it rolls without slipping with an angular velocity of (A) 2 w/5 (B) 7 w/5 (C) 2 w/7 (D) w

Open in App

Solution

Suggest Corrections

Similar questions

Q. A solid sphere spinning about a horizontal axis with an angular velocity

ω

is placed on a horizontal surface. Subsequently it rolls without slipping with an angular velocity of.

Q. A coin spinning about its axis of symmetry with angular frequency

ω

is set down on a horizontal surface. After it stops slipping, it rolls away with velocity

v = - \frac{ω R}{n}

, find n.

A uniform solid sphere of radius R, rolling without sliding on a horizontal surface with an angular velocity $ω_{0}$ , meets a rough inclined plane of inclination $θ = 60^{\circ}$ .The sphere starts pure rolling up the plane with an angular velocity $ω$ . Find the value of $ω$ .

Q. A solid uniform sphere rotating about its axis with angular velocity

ω_{0}

is placed on a rough horizontal plane without any transnational push. Friction co-efficient is not same everywhere on the plane and is different at each point. After some time the sphere begins pure rolling with angular velocity

ω

equal to

Q. Statement-1: A rigid disc rolls without slipping on a fixed rough horizontal surface with uniform angular velocity. Then the acceleration of lowest point on the disc is zero.
Statement-2: For a rigid disc rolling without slipping on a fixed rough horizontal surface, the velocity of the lowest point on the disc is always zero.

Join BYJU'S Learning Program