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Define centre of mass....

Define centre of mass.

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If the total external forces on the system of particle is zero, then find the velocity and acceleration of its centre of mass.

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The magnitude of acceleration of centre of mass of the system is

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KUMAR PRAKASHAN-SYSTEMS OF PARTICLES AND ROTATIONAL MOTION-SECTION-A (TRY YOURSELF (VSQs))
  1. What is pure translational motion?

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  2. What is combined translation and rotation motion?

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  3. Define centre of mass.

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  4. Mention the position of centre of mass of two particles of equal mass.

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  5. Mention the centre of mass of three particles which are not in line bu...

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  6. Obtain an expression for the position vector of centre of mass of a sy...

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  7. To find the centre of mass of rigid body why it is not possible to kno...

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  8. Write the meaning of homogeneous bodies.

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  9. Mention the position of centre of mass of ring. Disc and spheres.

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  10. Integration is zero for a point of homogeneous body. which is that poi...

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  11. What are the position of centre of mass of symmetrical OR homogeneous ...

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  12. In general form what are the coordinates of centre of mass of a rigid ...

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  13. What do you mean by mass element dm?

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  14. Which types of force acting on the system of particle?

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  15. Why does the internal forces acting on the centre of mass of the syste...

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  16. The multiplication of total mass of system and the acceleration of its...

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  17. Equation MvecA=vecF(ext) denote what?

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  18. Under which force the centre of mass is moving?

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  19. If the explosion in projectile takes place, which force acting its cen...

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  20. Which type of forces are responsible in explosion of chemical bomb int...

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