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The torque of the wieght of any body abo...

The torque of the wieght of any body about any vetical axis is zero. Is it always correct?

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HC VERMA-ROTATIONAL MECHANICS-Short Answer
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  5. The torque of a force vecF about a point is defined as vecGamma=vecrxx...

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  6. A heavy particle of mass m falls freely near the earth's surface.Whati...

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  8. If the sum of all the fores cting on a body is zero, is it necessarily...

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  9. If the angular momentum of a body is found to be zero about a point is...

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  10. If the resultant torque of all the forces acting on a body is zero abo...

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  11. A body is in translational equilibrium under the sctin of coplanar for...

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  12. A rectangular brick is kept on a table with a part of its length proje...

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  13. When a fat person tries to touch hit toes, keepig the legs straight he...

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  14. A ladder is resting with one end on a vertical wll and the other end o...

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  15. When body is weighted on an ordinary balance we demand that the arm sh...

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  16. The density of a rod AB continuously increases from A to B. Is it easi...

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  17. When tall buildings are constructed on earth, the duration of day nig...

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