What is the block''s speed at the point

Reference no: EM1322252

Q1. A toy train is pushed forward and released at xi = 1.60 m with a speed of 2.60 m/s. It rolls at a steady speed for 1.30 s, and then one wheel begins to stick. The train comes to a stop 6m from its starting point. What is the train's acceleration after its wheel begins to stick?

Q2. A 0.85 block is attached to a spring with spring constant 17.0. As the block is sitting at rest, a student hits it with the hammer and approximately instantaneously gives it a speed of 39. What is the block's speed at the point where = 0.75 A?

Reference no: EM1322252

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