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A body is rotating uniformly about a ver...

A body is rotating uniformly about a vertical axis fixed in an inertial frame. The resultant force on a particle of the body not on the axis is

A

vertical

B

horizontal and skew with the axis

C

horizontal and intersecting the axis

D

none of these

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The correct Answer is:
B
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MOTION-ROTATIONAL MOTION -Exercise - 1
  1. An automobile engine develops 100H.P. when rotating at a speed of 1800...

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  2. A ring of diameter 1m is rotating with an angular momentum of 10 Joule...

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  3. A body is rotating uniformly about a vertical axis fixed in an inertia...

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  4. A torque of 2 newton-m produces an angular acceleration of 2 rad//sec^...

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  5. The torque applied to a ring revolving about its own axis so as to cha...

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  6. The rate of change of angular momentum is called

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  7. The angular velocity of a body changes from one revolution per 9 sec...

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  8. If a person sitting on a rotating stool with his hands outstretched, s...

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  9. The rotational kinetic energy of a rigid body of moment of inertia 5 ...

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  10. A circular ring of mass 1kg and radius 0.2m executes 10 revolutions pe...

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  11. Which quantity is not directly related with rotational motion

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  12. A particle of mass m is rotating in a plane in circular path of radius...

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  13. When a mass is rotating in a plane about a fixed point, its angular mo...

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  14. The rotational kinetic energy is -

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  15. A rigid body is rotating about an axis. The best way to stop it is app...

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  16. A constant torque acting on a uniform circular wheel changes its anglu...

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  17. The rate of change of angular momentum is called

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  18. When a constant torque is applied on a rigid body, then

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  19. If torque is zero, then

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

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