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Which of the following bodies each with centre ... - JAMB Physics 2019 Question

Which of the following bodies, each with centre of gravity G, lying on a horizontal table, is/are in unstable equilibrium?

A

II only

B

III only

C

I & IV only

D

II & III only

correct option: b

I & II exhibit a neutral equilibrium.

III shows a body with a high centre of gravity position making it unstable

IV is a body with a low centre of gravity (stable)

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