Systems of Particles and Rotational Motion questions
1884 published questions with worked solutions.
- A cricket ball of mass 150 g collides straight with a bat with a velocity of 10 ms⁻¹. The batsman hits it straight back with a...
- A solid disc of mass M is just held in air horizontally by throwing 40 stones per second vertically upwards to strike the disc,...
- A golf ball of mass 0.05 kg, placed on a tee, is struck by a golf club. The speed of the golf ball as it leaves the tee is 100...
- A cylinder rolls up an inclined plane, reaches some height, and then rolls back down (without slipping throughout these motions)....
- Statement 1: Moment of inertia is the same as inertia. Statement 2: Moment of inertia of a body represents the rotational inertia...
- While waiting in a car at a stoplight, an 80 kg man and his car are suddenly accelerated to a speed of 5 ms⁻¹ as a result of a...
- A 5 kg stationary bomb explodes into three parts having masses in the ratio 1:1:3 respectively. The two equal parts move off at...
- Newton's third law of motion leads to the law of conservation of
- A man is standing at the centre of a frictionless pond of ice. How can he get himself to the shore?
- A ball of mass m moves with speed v and strikes a wall normally, reflecting back normally. If its time of contact with the wall...
- A solid disc of mass M is just held in the air, horizontally, by throwing 40 stones per second vertically upward to strike the...
- A cricket ball of mass 250 g collides with a bat with velocity 10 m/s and returns with the same velocity within 0.01 second. The...
- A body of mass m collides against a wall with a velocity v and rebounds with the same speed. Its change of momentum is
- A ball of mass 400 gm is dropped from a height of 5 m. A boy on the ground hits the ball vertically upwards with a bat with an...
- A ball of mass 0.5 kg moving with a velocity of 2 m/sec strikes a wall normally and bounces back with the same speed. If the time...
- Rocket propulsion is associated with
- The momentum is most closely related to
- If the resultant of all the external forces acting on a system of particles is zero, then from an inertial frame, one can surely...
- A 100 g iron ball having velocity 10 m/s collides with a wall at an angle 30° (to the wall) and rebounds with the same angle. If...
- A bullet of mass 10 gm is fired from a gun of mass 1 kg. If the recoil velocity is 5 m/s, the velocity of the muzzle (bullet) is
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