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Five particles of mass 2 kg are attached...

Five particles of mass 2 kg are attached to the rim of a circular disc of radius 0.1 m & negligible mass. Moment of inertia of the system about an axis passing through the centre of the disc & perpendicular to its plane is

A

`10^(5)`

B

`10^(4)`

C

`10^(6)`

D

`10^(8)`

Text Solution

Verified by Experts

The correct Answer is:
C

`I=mr^(2)`
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NARAYNA-SYSTEM OF PARTICLES AND ROTATIONAL MOTION -EXERCISE - IV
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  2. A particle moves in a circular path of radius R with an angular veloci...

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  3. A chain couples and rotates two wheels in a bicycle . The radii ...

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  5. Four masses are fixed on a mass less rod as shown in Fig . The momen...

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  8. Three particles are connected by mass less rods lying along the...

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  9. The diagram showm a uniform of mass M & radius 'a' . If the mome...

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  10. Five uniform circular plates , each of diameter D and mass m ar...

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  11. Form a circular disc of radius R and mass 9M , a small disc of mas...

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  12. A ring mass 'm' and radius 'R' has three particles attached to...

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  13. Two wheels are connected by a belt. The radius of larger wheel...

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  14. A bob of mass m attached to an inextensible string of length I is susp...

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  15. At time t = 0 a 2 kg paticle has position vector vec (r ) =...

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  16. A uniform rod of length L is free to rotate in a vertical plane...

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  17. Three sol I d spheres are made to move on a rough horizontal ...

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  18. A solid sphere rolls without slipping and presses a spring of spring c...

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  19. A string is wrapped around the rim of wheel of moment of inertia 0...

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  20. The grinding stone of a flour mill is rotating at 600 rad/sec. for thi...

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