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A couple of a force is a system of two equal but oppositely directed parallel forces not acting in a straight line.
A force push or pull upon an object which causes a change in the motion or shape of the object.
A special arrangement of forces is the sytem of a couple.
A couple of a force is defined as a system of two equal but oppositely directed parallel forces not acting in a straight line.
A couple of forces produces a rotational motion.
Example of a couple is turning a tap, a steering wheel of a car, etc.
Therefore, a couple of a force is a system of two equal but oppositely directed parallel forces not acting in a straight line.
Learn more about the force at: https://brainly.com/question/12970081