Which of the following bodies, each with centre of gravit...
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
Correct answer is B
- 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)
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