B Three crates on plane with varying inclinations are connected by wires and frictionless pulleys as shown on the diagram. Crate B has an acceleration of ā. Hs = 0.500, µi = 0.350 Ma, kg 15.0 mc, kg e, deg $, deg a, m/s? 70.0 57.0 17.0 2.00

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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!