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Physics, 01.07.2019 18:10 azalialujan4634

The 2-kg block is subjected to a force having a constant direction and a magnitude f = (300/(1 + s)) n, where s is in meters. when s = 4 m, the block is moving to the left with a speed of 8 m/s. determine its speed(m/s) when s = 12 m. the coefficient of kinetic friction between the block and the ground is μ k = 0.25.

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