centripetal force


noun

  1. the force, acting upon a body moving along a curved path, that is directed toward the center of curvature of the path and constrains the body to the path.

noun

  1. a force that acts inwards on any body that rotates or moves along a curved path and is directed towards the centre of curvature of the path or the axis of rotationCompare centrifugal force

  1. A force acting on a moving body at an angle to the direction of motion, tending to make the body follow a circular or curved path. The force of gravity acting on a satellite in orbit is an example of a centripetal force; the friction of the tires of a car making a turn similarly provides centripetal force on the car.

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