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संबंधित प्रश्न
Explain the motion of a planet around the Sun in a circular path.
At which point is the centre of gravity situated in a triangular lamina?
'The position of the centre of gravity of a body remains unchanged even when the body is deformed'.
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.
State two methods of increasing the stability of the body.
A boy of mass 40 kg runs up a height of 30 steps, each 20 cm high. Find:
(i) The force of gravity acting on the boy.
(ii) The work done by the boy against gravity. (Take g = 9.8 ms−2)
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.
In a uniform gravitational field on Earth, the Centre of Gravity and Centre of Mass are:
