A disc of mass M and radius R is rotating with angular velocity ω. Its kinetic e
NextThe angular momentum of a body is L. If its moment of inertia is doubled and ang
A uniform solid sphere (mass M, radius R) rolls without slipping on a flat surface. The fraction of
HardA thin ring and a solid disc of same mass and radius start rolling from rest down an inclined plane.
HardA solid cylinder rolls up an incline with initial velocity v. The maximum height reached is:
EasyA body is rolling on a surface without slipping. The ratio of its translational KE to rotational KE
Hard-- 50. A bob of mass m attached to a string rotates in a horizontal circle (conical pendulum). About
Medium-- 49. Two discs (ω1=2, ω2=5) are brought into contact. Final ω = 4. If I2 = 1x10⁻³ kg m², then I1 i
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