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प्रश्न
Explain why a tight rope-walker, often holds a long pole in his hands when in action.
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उत्तर
A tight rope-walker carries a long stick in his hand to maintain the CG such that the vertical line passes through the rope.
संबंधित प्रश्न
On what factor does the position of the center of gravity of a body depend?
Explain how you will determine experimentally the position of the centre of gravity for a triangular lamina (or a triangular piece of cardboard).
'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.
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:
There are chances of toppling when a truck takes a sharp turn especially when it is not fully loaded
Can the CG be situated outside the material of the body? Give an example.
Explain the term ‘centre of gravity’ of a body.
When this triangular lamina is suspended freely from any one vertex, what is the moment of force produced by its own weight in its rest position?
When balancing a ruler on your finger, the point of balance is the ruler's ______.
