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Q. No.A particle of mass 4M at rest splits into two particles of mass M and 3M. The ratio of the kinetic energies of mass M and 3M would be:
1. 3:1
2. 1:4
3. 1:1
4. 1:3
1. 3:1
2. 1:4
3. 1:1
4. 1:3
Subtopic: Collisions |
65%
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During an inelastic collision between two bodies, which of the following quantities always remain conserved?
| 1. | total kinetic energy |
| 2. | total mechanical energy |
| 3. | total linear momentum |
| 4. | speed of each body |
Subtopic: Collisions |
80%
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A particle undergoes an elastic collision with an identical particle at rest. After the collision, the two particles move with velocities →v1, →v2. Final velocities →v1, →v2 are in different directions. The angle between →v1 and →v2 is:
1. π6
2. π3
3. π2
4. 2π3
1. π6
2. π3
3. π2
4. 2π3
Subtopic: Collisions |
73%
From NCERT
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