[url]http://i49.tinypic.com/2vvmlbt.jpg[/url]
I'm stuck on these questions based on inclined planes and pulley systems z.z
I'm ok with question 1 on impulses and change in momentum, but the rest is just gwaah.
Help would be appreciated
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Edited by Trollheim: 2/11/2013 11:47:41 PMTension in the string... MA = Fg-Ft You know A is 2.8, M is .5, Fg is 4.9 (9.8*.5), solve for Ft. Ft is 3.5 Newtons.