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A point in the system at which whole mas...

A point in the system at which whole mass of the body is supposed to be concentrated is called:

A

centre of gravity

B

centre of mass

C

centre of energy

D

centre of buoycancy

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The correct Answer is:
B
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PREMIERS PUBLISHERS-MOTION OF SYSTEM OF PARTICLES AND BODIES-OTHER IMPORTANT QUESTIONS & ANSWER (MULTIPLE CHOICE QUESTIONS)
  1. The centre of mass of a system of particles does not depend upon

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  2. In the following question, statement 1 refers assertion and statement ...

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  3. A point in the system at which whole mass of the body is supposed to b...

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  4. The location of the centre of mass of a sphere is at:

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  5. A child sits stationary at one end of a long trolley moving uniformly ...

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  6. Centre of mass of the body practically coincides with:

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  7. A fly wheel of moment of inertia 4xx10^(-3)kgm^(2) is makign 10 revolu...

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  8. The mass of a body measures:

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  9. Identify the vector quantity among the following:

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  10. Angular momentum is ………………….. Vector.

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  11. A diver in a swimming pool bends his head before diving. It

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  12. Which one of the following statement is not correct?

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  13. When a steady torque is acting on a body, the body:

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  14. A circular turn table has a block of ice placed at its centre. The sys...

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  15. The curve between log(e) L and log(e) P is (L is the angular momentum ...

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  16. A couple produces motion.

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  17. A wheel is rotating at the rate of 10 revolutions per second about an ...

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  18. A particle is moving with a contant velocity along a line parallel to ...

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  19. A particle undergoes uniform circular motion. The angular momentum of ...

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  20. A particle is confined to rotate in a circular path decreasing linear ...

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