Systems of Particles and Rotational Motion questions
1884 published questions with worked solutions.
- Two balls, having linear momenta p _1 = p , and p _2 = -p , , undergo a collision in free space. There is no external force...
- STATEMENT-1: Two cylinders, one hollow (metal) and the other solid (wood) with the same mass and identical dimensions are...
- This question has Statement-I and Statement-II. Of the four choices given after the statements, choose the one that best...
- A solid sphere of mass 5 kg and radius 10 cm is kept in contact with another solid sphere of mass 10 kg and radius 20 cm. The...
- A circular disc has radius R_1 and thickness T_1. Another circular disc made of the same material has radius R_2 and thickness...
- Given below are two statements : Statement I: For a mechanical system of many particles total kinetic energy is the sum of...
- The moment of inertia of a square loop made of four uniform solid cylinders, each having radius R and length L(R<L) about an axis...
- Two small balls with masses m and 2m are attached to both ends of a rigid rod of length d and negligible mass. If angular...
- In a perfectly inelastic collision, two spheres made of the same material with masses 15 kg and 25 kg, moving in opposite...
- A solid sphere of radius 10 cm is rotating about an axis which is at a distance 15 cm from its centre. The radius of gyration...
- When the position vector r =x i +y j +z k changes sign as - r , which one of the following vector will not flip under sign change...
- The position vectors of two 1 kg particles, (A) and (B), are given by r _A = ( _1t^2 i + _2t j + _3t k ) m and r _B = ( _1t i +...
- The torque due to the force (2 i + j +2 k ) about the origin, acting on a particle whose position vector is ( i + j + k ), would...
- A circular disk of radius R meter and mass M kg is rotating around the axis perpendicular to the disk. An external torque is...
- An object of mass 'm' is projected from origin in a vertical xy plane at an angle 45° with the x-axis with an initial velocity...
- A uniform solid cylinder of mass 'm' and radius 'r' rolls along an inclined rough plane of inclination 45°. If it starts to roll...
- A solid sphere is rolling without slipping on a horizontal plane. The ratio of the linear kinetic energy of the centre of mass of...
- A solid sphere and a hollow sphere of the same mass and of same radius are rolled on an inclined plane. Let the time taken to...
- The moment of inertia of a solid disc rotating along its diameter is 2.5 times higher than the moment of inertia of a ring...
- Two iron solid discs of negligible thickness have radii R_1 and R_2 and moment of intertia I_1 and I_2, respectively. For R_2 =...
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