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July 2, 2015

Homework Help: physics

Posted by Elle on Friday, April 25, 2014 at 8:49am.

A spring (k = 905 N/m) is hanging from the ceiling of an elevator, and a 4.8-kg object is attached to the lower end. By how much does the spring stretch (relative to its unstrained length) when the elevator is accelerating upward at a = 0.74 m/s2?

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