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July 31, 2014

July 31, 2014

Posted by **Tim** on Wednesday, June 8, 2011 at 10:32am.

What is the ideal mechanical advantage of the lever? What is the efficiency of the lever? Show your work.

- physics -
**pardal**, Wednesday, June 8, 2011 at 7:09pmA basket of neglible wieght hangs from a vertical spring scale of constant force 1500N/m. If you sundally put a 3.0 Kg adobe brick in the basket, find the maximum distance that the spring will stretch. If, instead, you released the brick from 1.0 m above the basket, by how much will the spring stretch at its maximum elongation?

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