Question

what is stable equilibrium and unstable equilibrium

Answer 1

Stable equilibrium means if a body is disturbed slightly it comes back to its position and on the other hand unstable equilibrium means when disturbed body don't return to its original position .
Hope this helps

Answer 2

Stable equilibrium means if a body is disturbed  it comes back to its original position and meanwhile unstable equilibrium implies that when a body is disturbed, the body dosen't return to its original position .
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