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Satement-1: if there is no external torq...

Satement-1: if there is no external torque on a body about its centre of mass, then the velocity of the center of mass remains constant.
Statement-2: The linear momentum of an isolated system remains constant.

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1

B

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1

C

Statement-1 is True, Statement-2 is False

D

Statement-1 is False, Statement-2 is True

Text Solution

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The correct Answer is:
D
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MOTION-10 ROTATIONAL-Exercise - 4 (Level - II)
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  4. Two cylinders, one hollow (metal) and the other solid (wood) with the ...

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  5. A uniform thin cylindrical disk of mass M and radius R is attaached to...

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  6. A uniform thin cylindrical disk of mass M and radius R is attaached to...

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  7. A uniform thin cylindrical disk of mass M and radius R is attaached to...

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  8. If the resultant of all the external forces acting on a system of part...

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  9. A sphere is rolling without slipping on a fixed horizontal plane surfa...

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  10. A block of base 10 cm xx 10 cm and height 15 cm is kept on an inclined...

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  11. A boy is pushng a ring of mass 2kg and radius 0.5 m with a stick as sh...

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  12. Four solid sphereas each of diameter sqrt(5) cm and mass 0.5 kg are pl...

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  13. A thin ring of mass 2kg and radius 0.5 m is rolling without on a horiz...

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  14. A thin uniform rod, pivoted at O, is rotating in the horizontal plane ...

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  15. A small mass m is attached to a massless string whose other end is fi...

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  16. A lamina is made by removing a small disc of diameter 2R from a bigg...

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  17. Consider a disc rotating in the horizontal plane with a constant angul...

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  18. The general motion of a rigid body can be considered to be a combinati...

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  19. The general motion of a rigid body can be considered to be a combinati...

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  20. The figure shows a system consisting of (i) a ring the outer radius 3R...

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