(a) When force P is applied to the 5 kg block only (b) When force P is applied to the 10 kg block only

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Q: determine the magnitude of the reaction at the support at point C

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Q: 280 Ib 40" 665 lb 40" 230 lb 40" B

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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!