Physics questions
20027 published questions with worked solutions.
- A loop and a disc have the same mass and roll without slipping with the same linear velocity v. If the total kinetic energy of...
- A ring of mass 0.3 kg and radius 0.1 m and a solid cylinder of mass 0.4 kg and of the same radius are given the same kinetic...
- A thin hollow cylinder open at both ends (i) slips without rolling; (ii) rolls without slipping with the same velocity. The ratio...
- If a spherical solid ball rolls on a table without slipping, then the fraction of its total energy associated with rotation is
- A solid sphere is moving on a horizontal plane. Ratio of its translational kinetic energy and rotational kinetic energy is
- A body of radius R and mass m is rolling smoothly with speed v on a horizontal surface. It then rolls up a hill to a maximum...
- A solid spherical ball rolls on a table without slipping. The percentage of its rotational kinetic energy is
- About which of the following axis is the M.I. of thin circular disc minimum?
- A ring and a disc have same mass and same radius. Ratio of moments of inertia of the ring about a tangent in its plane to that of...
- Two rings of same radius (R) and mass (M) are placed such that their centres are at a common point and their planes are...
- Four particles, each of mass m, are lying symmetrically on the rim of a disc of mass M and radius R. M.I. of this system about an...
- A thin circular ring and a circular disc have equal masses but different radii equal to R_1 and R_2. If their moments of inertia...
- A circular disc X of radius R made from iron plate of thickness 't' and another disc Y of radius 4R made from an iron plate of...
- If I_1 is the moment of inertia of a thin rod about an axis perpendicular to its length and passing through its centre of mass...
- Moment of inertia of a rod is minimum, when the axis passes through
- The radius of gyration of a rigid body about an axis at a distance of 6 cm from its centre of mass is 10 cm. Its radius of...
- The moment of inertia of a thin uniform rod of mass M about an axis passing through its centre and perpendicular to its length is...
- The moment of inertia of a solid sphere of mass M and radius R about its diameter is I. The moment of inertia of the same sphere...
- Two uniform thin rods each of mass M and length l are placed along X and Y-axis with one end of each at the origin. M.I. of the...
- The moment of inertia of a sphere is 20 kg ,m^2 about the diameter. The moment of inertia about any tangent is