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प्रश्न
Can the centre of gravity of a body be outside it? If yes, give one example.
Can centre of gravity of a body be outside the body? If so give an example.
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उत्तर
संबंधित प्रश्न
A uniform half meter rule balances horizontally on a knife-edge at 29 cm mark when a weight of 20 gf is suspended from one end
1) Draw a diagram of the arrangement
2) What is the weight of the half meter rule?
Give an example of a non-contact force which is always of attractive nature
What is the weight of a body placed at the centre of the earth?
At which point is the centre of gravity situated in a triangular lamina?
Following Fig shows piece of cardboard of uniform thickness cut into different shapes. Draw two lines to indicate the position of centre of gravity G.
Following Fig shows piece of cardboard of uniform thickness cut into different shapes. Draw two lines to indicate the position of centre of gravity G.
Explain the term ‘centre of gravity’ of a body.
Answer the following question.
Why do we need to know the center of mass of an object? For which objects, its position may differ from that of the center of gravity?
A metal sphere is hanging from the ceiling of a vehicle. If the vehicle is moving along the horizontal road with uniform acceleration 'a' then the suspended thread of the sphere gets inclined to the vertical at an angle 'θ'. The value of acceleration 'a' is (g = acceleration due to gravity) ______.
A hollow ice cream cone has height 6 cm.
- Where is the position of its center of gravity from the broad base?
- Will its position change when it is filled completely with honey? Write Yes or No.
