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A 2.0-kg block slides on a rough horizontal surface. A force (magnitude P = 4.0 N) acting parallel to the surface is applied to the block. The magnitude of the block's acceleration is 1.2 m/s 2. If P is increased to 5.0 N,
determine the magnitude of the block's acceleration.
O a. 2.1 m/s2
O b.2.3 m/s?
O . 1.7 m/s?
O d. 1.9 m/s?
O e 3.2 m/s?

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