# A 13.0 kg box slides 4.0 m down a frictionless ramp then collides with a spring whose spring constant is 160 N/m. What is the maximum compression of

A 13.0 kg box slides 4.0 m down a frictionless ramp then collides with a spring whose spring constant is 160 N/m.What is the maximum compression of the spring?At what compression of the spring does the box have its maximum speed?

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