Advertisements
Advertisements
प्रश्न
Explain why One leans forward while climbing up a hill.
उत्तर
A person going uphill has to bend forward but while coming down has to bent backward, this is to keep the CG at the centre of the body and between his feet.
APPEARS IN
संबंधित प्रश्न
The distance between two bodies is doubled. How is the magnitude of the gravitational force between them affected?
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.
A right-angled triangle cardboard piece is placed as shown in fig. 7. Redraw the diagram showing the relative position of the vertices of the triangle when it is suspended by a pin from the hole A. Explain why the position changes?
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
Where does the position of centre of gravity lie for a circular lamina
Explain why a tight rope-walker, often holds a long pole in his hands when in action.
Write about the experiment to find the centre of gravity of the irregularly shaped plate.