and a 20.-newton force due east act concurrently on an object, as shown in the diagram below. North 20. N > East 20. N he additional force necessary to bring the object to a state of equilibrium is O 20. N, northeast 28 N, northeast B) 20. N, southwest D) 28 N, southwest

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Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!