7) A 4.0-kg block is on a frictionless horizontal surface. The block is at rest when,...

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Answer 1

Answer #1

7 38 fcopo F 8.3N M 4 kg 4 F caso (6-3) Cos 38° a 4 a = 1.635 1 m m/s2 Velocity after t = 3 sec n = ut at 0 + + (1-6351)(3) m

Answer 2

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