Physics
Can the centre of gravity of a body be situated outside its material of the body? Give an example.
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Answer
Yes, the centre of gravity can be outside the material of the body.
In the case of a uniform ring the centre of gravity is in the centre of the ring and that point is outside the material of the ring.
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Related Questions
A hollow spherical tank is half-filled with oil. If water (denser than oil) is added, the overall centre of gravity will :
- move upward
- move downward
- remain at the same point
- first rises and then falls
A hollow rectangular box is standing upright. A heavy brick is placed on top of the box. The centre of gravity of the system will :
- move downward
- move upward
- remain at the same Point
- first move up and then down
State whether the following statements are true or false.
(i) 'The position of centre of gravity of a body remains unchanged even when the body is deformed'.
(ii) 'The centre of gravity of a freely suspended body always lies vertically below the point of suspension'.
Define the term 'centre of gravity of a body'.