MHT CET questions
29293 published questions with worked solutions.
- Due to a certain redistribution of masses, the moment of inertia of a rotating body about the axis of rotation increases by 50%....
- A solid sphere of mass 2 kg and radius 5 cm is rotating at the rate of 300 r.p.m. The torque required to stop it with 2 rad/s in...
- Torque is a
- A stone of mass 'm' tied to a string of length l is rotating along a circular path with constant speed v. The torque on the stone...
- An automobile engine develops 100 k W when rotating at a speed of 1800 rev/min. The torque delivered by the engine is
- A wheel of M.I. of 5 10^ -3 kg ,m^2 is making 20 rev/s. The torque required to stop it in 10 s is
- A wheel having a rotational inertia of 0.16 kg ,m^2 rotates at 240 r.p.m. about a vertical axis. The angular speed of the wheel,...
- Two identical cylinders are released from the top of two identical inclined planes. If one rolls without slipping and the other...
- An inclined plane makes an angle of 30^ with the horizontal. A solid sphere rolling down this inclined plane from rest without...
- 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...