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A Block Is Pushed Across a Horizontal Surface by the Force

question 75

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A block is pushed across a horizontal surface by the force shown. If the coefficient of kinetic friction between the block and the surface is 0.30, F = 20 N, θ = 30°, and M = 3.0 kg, what is the magnitude of the acceleration of the block? A block is pushed across a horizontal surface by the force shown. If the coefficient of kinetic friction between the block and the surface is 0.30, F = 20 N, θ = 30°, and M = 3.0 kg, what is the magnitude of the acceleration of the block?   A)  2.8 m/s<sup>2</sup> B)  2.3 m/s<sup>2</sup> C)  1.8 m/s<sup>2</sup> D)  3.3 m/s<sup>2</sup> E)  5.4 m/s<sup>2</sup>


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