Advertisements
Advertisements
Question
Can the CG be situated outside the material of the body? Give an example.
Advertisements
Solution
The position of CG of a body depends on the distribution of mass in the body. It can be situated outside or inside the material of the body.
For example, The CG of wire is at its mid-point but CG of a ring lies at the centre where there is no material.
RELATED QUESTIONS
On what factor does the position of the center of gravity of a body depend?
Explain the motion of a planet around the Sun in a circular path.
The centre of gravity of a uniform ball is ______.
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
Answer the following question.
Why do we need to know the center of mass of an object? For which objects, its position may differ from that of the center of gravity?
If mean radius of earth is R, its angular velocity is ro and the acceleration due to gravity at the surface of the earth is g, then the cube of the radius of the orbit of satellite will be ____________.
To find the Centre of Gravity of a laminar (2D) object, how many orientations should you suspend it from?
Why is it beneficial for engineers to design tall structures with a low Centre of Gravity?
