Advertisements
Advertisements
प्रश्न
At which point is the centre of gravity situated in a triangular lamina?
What is the position of centre of gravity of a triangular lamina?
उत्तर
Centre of gravity of a triangular lamina is situated at the point of intersection of its medians.
Triangular Lamina
संबंधित प्रश्न
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
Explain the motion of a planet around the Sun in a circular path.
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.
'The position of the centre of gravity of a body remains unchanged even when the body is deformed'.
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?
Can the CG be situated outside the material of the body? Give an example.
Explain why a ship loaded with light goods is more liable to be overturned than the one loaded with heavy goods.
