Advertisements
Advertisements
प्रश्न
Where does the position of centre of gravity lie for a circular lamina
उत्तर
Centre of the lamina
APPEARS IN
संबंधित प्रश्न
Explain the motion of a planet around the Sun in a circular path.
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 uniform ball is ______.
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 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?
Even though the Tower of Pisa is leaning through an angle it does not fall.
Give scientific reason for the following:
In a doubled decker bus passengers are not allowed to stand in the upper deck.
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)
