A plastic ball in a liquid is acted upon by its weight and by a buoyant force. The weight of the ball is 4. The buoyant force has a magnitude of 6.5...

A plastic ball in a liquid is acted upon by its weight and by a buoyant force. The weight of the ball is 4.8 N. The buoyant force has a magnitude of 6.5 N and acts vertically upward. An external force acting on the ball maintains it in a state of rest. The external force, including direction, is closest to: