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Conservation of energy in a spring-masses system

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Please see attachments, weights are in pounds force not pounds mass.

Blocks A and B weigh 8lb and 3lb respectively and are connected by a cord-pulley system and released from rest with the spring undeformed. knowing the spring constant K determine the velocity of block B after it has moved 6 inches. The find the maximal velocity and displacement of block B.

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Solution Summary

Using energy conservation principle and presents an alternative way to Newton's second law.

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Hello and thank you for using BrainMass.

Anyway, the solution is attached in two files that are identical in content, only different in format. One is an Adobe-Acrobat file and the other is in MS-Word XP format. You can choose your favorite format.

However, before you look at the solution, let me suggest that you try to solve the problem using these hints:

1. Find the ...

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