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संबंधित प्रश्न
The distance between two bodies is doubled. How is the magnitude of the gravitational force between them affected?
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 position of the centre of gravity of a cylinder?
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.
Give scientific reason for the following:
In a doubled decker bus passengers are not allowed to stand in the upper deck.
What is Gravitational force? Give gravitational units of force.
Explain the term ‘centre of gravity’ of a body.
If mean radius of earth is R, its angular velocity is ro and the acceleration due to gravity at the surface of the earth is g, then the cube of the radius of the orbit of satellite will be ____________.
Why is it beneficial for engineers to design tall structures with a low Centre of Gravity?
