Physics questions
20027 published questions with worked solutions.
- The moment of inertia of a disc about a tangent axis in its plane is [MHTCET 2016]
- A body of moment of inertia of 3 kg - m^2 rotating with an angular velocity of 2rads^ -1 has the same kinetic energy as a mass of...
- A disc of moment of inertia 9.8 ^2 kg - m^2 is rotating at 600 rpm. If the frequency of rotation changes from 600 rpm to 300 rpm,...
- The moment of inertia of a solid sphere about an axis passing through centre of gravity is 2/ 5 MR^2, then its radius of gyration...
- The moment of inertia of a uniform circular disc of radius R and mass M about an axis touching the disc at its diameter and...
- A car is moving with speed 30 ms^ -1 on a circular path of radius 500 m. Its speed is increasing at a rate of 2 ms^ -2 , what is...
- If is angular acceleration, i is angular velocity and a is the centripetal acceleration then, which of the following is true?...
- If KE of the particle of mass m performing UCM in a circle of radius r is E. Find the acceleration of the particle. [MHT-CET...
- The moment of inertia of a thin uniform rod of length L and mass M about an axis passing through a point at a distance of 1/3...
- A sphere is suspended by a thread of length l. What minimum horizontal velocity has to be imparted the ball for it to reach the...
- A car of mass 1500 kg is moving with a speed of 12.5 ms^ -1 on a circular path of radius 20 m on a level road. What should be the...
- Three identical spheres each of mass 1 kg are placed touching one another with their centres of mass of the system from A is...
- A toy cart is tied to the end of an un-stretched string of length ' '. When revolved, the toy cart moves in horizontal circle...
- A solid cylinder has mass 'M' radius 'R' and length 'l'. Its moment of inertia about an axis passing through its centre and...
- A ring and a disc roll on the horizontal surface without slipping with same linear velocity. If both have same mass and total...
- A disc of radius 'R' and thickness R 6 has moment of inertia 'I' about an axis passing through its centre and perpendicular to...
- Let 'M' be the mass and 'L' be the length of a thin uniform rod. In first case, axis of rotation is passing through centre and...
- In vertical circular motion, the ratio of kinetic energy of a particle at highest point to that at lowest point is [MHT-CET 2023,...
- A particle moves along a circle of radius 'r' with constant tangential acceleration. If the velocity of the particle is 'v' at...
- A simple pendulum of length 'l' has maximum angular displacement ' '. The maximum kinetic energy of the bob of mass 'm' is (g =...