2.99 See Answer

Question: A block of mass 3.00 kg


A block of mass 3.00 kg is placed against a horizontal spring of constant k = 875 N/m and pushed so the spring compresses by 0.070 0 m.
(a) What is the elastic potential energy of the block–spring system?
(b) If the block is now released and the surface is frictionless, calculate the block’s speed after leaving the spring.

2.99

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