Oligarchy is a type of government in which control or hold absolute power by one leader or group of individuals. The authority is generally distinguished by nobility, wealth or power, family ties, education or corporate, religious or military control. Oligarchy from the word “oligos” means few and “arkho” means to rule or to command.
Unlike balanced forces, unbalanced forces always cause a change in motion. They are not equal and opposite. When two unbalanced forces are exerted in opposite directions, their combined force is equal to the difference between the two forces and is exerted in the direction of the larger force.