Advertisements
Advertisements
प्रश्न
The figure shows three pieces of cardboard of uniform thickness cut into three different shapes. On each diagram draw two lines to indicate the position of the centre of gravity G.
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
The distance between two bodies is doubled. How is the magnitude of the gravitational force between them affected?
What is the position of the centre of gravity of a rectangular lamina?
What is the position of the centre of gravity of a cylinder?
At which point is the centre of gravity situated in a circular lamina?
'The centre of gravity of a freely suspended body always lies vertically below the point of suspension'.
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.
Fig. shows the dimensions of an acute angled triangle. By geometrical construction mark the C.G. of the triangle.
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)
In a uniform gravitational field on Earth, the Centre of Gravity and Centre of Mass are ______.
