Systems of Particles and Rotational Motion questions
1884 published questions with worked solutions.
- A thin disc and a thin ring, both have mass M and radius R. Both rotate about axes through their center of mass and are...
- Let there be an object having some chemicals in it. It starts moving with a uniform velocity v and a chemical reaction starts...
- A solid disc and a solid sphere have the same mass and same radius. Which one has the higher moment of inertia about its centre...
- A boy of mass 52 kg jumps with a horizontal velocity of 2 m/s onto a stationary cart of mass 3 kg. The cart is fixed with...
- A bullet of mass 10 g is horizontally fired with velocity 300 m s ^ -1 from a pistol of mass 1 kg. What is the recoil velocity of...
- A railway wagon (open at the top) of mass M_1 is moving with speed v_1 along a straight track. As a result of rain, after some...
- A 100 g sphere is moving at a speed of 20 m/s and collides with another sphere of mass 50 g. If the second sphere was at rest...
- A uniform meter scale of mass 0·24 kg is made of steel. It is kept on two wedges, W_1 and W_2, in a horizontal position. W_1 is...
- A ball of 0·1 kg mass is dropped on a hard floor from a height of 0·45 m and rises to a height of 0·20 m. If it was in touch with...
- In a carrom game, a striker of mass 15 g hits a coin of mass 5 g head on and the coin moves with a speed of 0·36 m/s. If the time...
- Two astronauts X and Y float in deep space far from external forces. Initially, they are at rest relative to one another. X...
- A particle of mass M = 0.2 kg is initially at rest in the xy-plane at a point (x = -l, y = -h), where l = 10 m and h = 1 m. The...
- At time t = 0, a disk of radius 1 m starts to roll without slipping on a horizontal plane with an angular acceleration of = 2 3...
- A bar of mass M = 1.00 kg and length L = 0.20 m is lying on a horizontal frictionless surface. One end of the bar is pivoted at a...
- Two blocks of masses 10 kg and 30 kg are placed on the same straight line with coordinates (0, 0) cm and (x, 0) cm respectively....
- What percentage of kinetic energy of a moving particle is transferred to a stationary particle when it strikes the stationary...
- The distance of centre of mass from end A of a one dimensional rod (AB) having mass density = _ 0 (1 - x^ 2 /L^ 2 ) kg/m and...
- Match List-I with List-II List-I: A. Moment of inertia of solid sphere of radius R about any tangent B. Moment of inertia of...
- The position vector of 1 kg object is r = (3 i - j ) m and its velocity v = (3 j + k ) ms^ -1 . The magnitude of its angular...
- A man of 60 kg is running on the road and suddenly jumps into a stationary trolly car of mass 120 kg. Then, the trolly car starts...
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