What is the spring constant of the spring

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A 0.20-kg metal sphere oscillates at the end of a vertical spring.As the spring stretches from 0.13 to 0.21 m (relative to itsunstrained length), the speed of the sphere decreases from 5.3 to4.6 m/s. What is the spring constant of the spring?

Reference no: EM13653225

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