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A disc rolls on a table. The ratio of it...

A disc rolls on a table. The ratio of its K.E. of rotation to the total K.E. is -

A

`2//5`

B

`1//3`

C

`5//6`

D

`2//3`

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The correct Answer is:
B
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MOTION-10 ROTATIONAL-Exercise - 1
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  2. A light thread is wound on a disk of mass m and other end of thread is...

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  3. A cylinder of mass m is suspended through two strings wrapped around i...

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  4. Determine the point of application of resultant force, when forces act...

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  5. Two uniform solid cylinders, each of mass m = 10 kg and radius r = 150...

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  6. Thread would around cylinder of mass M and radius R. It is allowed to ...

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  7. In the figure shown, a string is wound over a cylinder A. The other en...

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  8. A disc rolls on a table. The ratio of its K.E. of rotation to the tota...

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  9. A disk and a ring of the same mass are rolling to have the same kineti...

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  10. A solid sphere, a hollow sphere and a disc, all having smooth incline ...

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  11. The centre of a wheel rolling without slipping on a plane surface move...

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  12. A wheel of radius r rolling on a straight line, the velocity of its ce...

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  13. If the applied torque is directly proportional to the angular displac...

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  14. A cubical block of mass M and edge a slides down a rougg inclined plan...

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  15. A homogeneous cubical brick lies motion less on a rough inclined surfa...

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  16. A rod AB of length L slides in the XY plane. If the rod makes an angle...

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  17. A uniform cube of side a and mass m rests on a rough horizontal table...

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  18. There is rod of length l. The velocities of its two ends are v(1) and...

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  19. Find the coordinates of IAOR

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  20. Find the distance of instantaneous point of rest, of the disc, from po...

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