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F = MA 2020 (Mock) Problems

Revision as of 15:06, 8 July 2020 by Shiamk (talk | contribs) (→‎Problem 1)

Problem 1

Initially at rest, $2$ masses $3m$ and $5m$ hang on $2$ ends of a massless rope on a massless, smooth pulley and the mass $3m$ hangs $l$ feet above the ground. Once the system is released, what is the speed of the $3m$ block when it strikes the ground?

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