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July 28, 2014

Homework Help: torque problem!

Posted by Cecilia on Saturday, November 8, 2008 at 5:40pm.

A spring (k =819N/m) is hanging from the ceiling of an elevator, and a 5.1-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 = 0.46m/s^2?

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