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संबंधित प्रश्न
A square cardboard is suspended by passing a pin through a narrow hole at its one corner. Draw a diagram to show its rest position. In the diagram, mark the point of suspension by the letter S and the centre of gravity by the letter G.
A uniform flat circular rim is balanced on a sharp vertical nail by supporting it at point A, as shown in the figure. Mark the position of the centre of gravity of the rim in the diagram by the letter G.
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.
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:
It is easier to push a boy standing on one leg than on both legs.
Give scientific reason for the following:
In a doubled decker bus passengers are not allowed to stand in the upper deck.
The centre of gravity of a hollow cone of height h is at distance x from its vertex where the value of x is ______.
Explain the term ‘centre of gravity’ of a body.
State two methods of increasing the stability of the body.
