Conservation of Angular Momentum

JEE Main Physics · Rotational Motion · 9 questions, latest first

• A uniform bar of length 12 cm and mass 20 m lies on a smooth horizontal table. Two point masses m and 2 m are moving in opposite…202622 January, Shift 2 · Q28
• A solid sphere with uniform density and radius R is rotating initially with constant angular velocity (ω_1) about its diameter.…20254 April, Shift 2 · Q50
• Three equal masses m are kept at vertices (A, B, C) of an equilateral triangle of side a in free space. At t=0, they are given an…202529 January, Shift 2 · Q29
• A thin circular disc of mass M and radius R is rotating in a horizontal plane about an axis passing through its centre and…20248 April, Shift 2 · Q35
• If the radius of earth is reduced to three-fourth of its present value without change in its mass then value of duration of the…20246 April, Shift 1 · Q56
• Two discs of moment of inertia I_1=4 kg m^2 and I_2=2 kg m^2, about their central axes \& normal to their planes, rotating with…202430 January, Shift 2 · Q52
• Consider a Disc of mass 5 kg, radius 2 m, rotating with angular velocity of 10 rad / s about an axis perpendicular to the plane…202430 January, Shift 1 · Q52
• A circular plate is rotating in horizontal plane, about an axis passing through its center and perpendicular to the plate, with…202311 April, Shift 2 · Q53
• If the earth suddenly shrinks to 1/64 th of its original volume with its mass remaining the same, the period of rotation of earth…202310 April, Shift 1 · Q53