A 2.0-kg block slides down a smooth incline, and then travels on a rough horizontal surface (He 0.25) for a distance of 0.50 m before colliding with an unstretched spring, %3D compressing it by a distance of 10 cm before momentarily stopping. If the speed of the block at point A is 5.0 m/s, what is the spring constant? 0.5 m 0.30 m -
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