Which of the following bodies, each with centre of gravity G, lying on a horizontal table, is/are in unstable equilibrium?
- II only
-
III only
- I & IV only
- II & III only
The correct answer is: B
Explanation
- I & II are in neutral equilibrium. They will roll continuously on the table
- III is a body with high centre of gravity (unstable)
- IV is a body with high centre of gravity (stable)
There is an explanation video available .