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Should the centre of mass of a body nece...

Should the centre of mass of a body necessarily lie inside the body?

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Not necessarily. For example the centre fo mass of L shaped rod lies in the region outside the rod.
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PREMIERS PUBLISHERS-MOTION OF SYSTEM OF PARTICLES AND BODIES-OTHER IMPORTANT QUESTIONS & ANSWER (VERY SHORT ANSWER QUESTIONS)
  1. What do you mean by Rigid body?

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  2. Should the centre of mass of a body necessarily lie inside the body?

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  3. State the factors on which the position of the CM of a rigid body depe...

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  4. When an equation for velocity and acceleration of CM.

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  5. Does moment of inertia of a body change with the change of the axis of...

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  6. If a body is rotating, is it necessarily being acted upon by an extern...

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  7. On what factors does the turning effect of a force depend?

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  8. A system is in stable equilibrium. What can we say about its potential...

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  9. What effect does couple have on a body?

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  10. Write an expression for mechanical advantage.

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  11. Factors on which radius of gyration of the body depends.

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  12. What is rolling motion?

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  13. What do you mean by Rigid body?

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  14. Should the centre of mass of a body necessarily lie inside the body?

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  15. On what factors does the position of cm of a rigid body depend ?

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  16. When an equation for velocity and acceleration of CM.

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  17. Does the moment of inertia of a body change with the speed of rotatio...

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  18. If a body is rotating, is it necessarily being acted by an external to...

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  19. On what factors does the turning effect of a force depend?

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  20. A system is in stable equilibrium. What can we say about its potential...

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