Two balls, X and Y, are spun at a velocity of 6.5 m/s in a horizontal circle on the path shown below. Ball X has a mass of 1.3 kg, and ball Y has a mass of 0.81 kg. Which statement best describes the centripetal acceleration and centripetal forces on the balls? A. Both balls will experience equal centripetal force and centripetal acceleration. B. Ball X will experience greater centripetal force and greater centripetal acceleration. C. Ball Y will experience greater centripetal force, but ball X will experience greater centripetal acceleration. D. Both balls will experience the same centripetal acceleration, but ball X will experience greater centripetal force

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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!