Newtons Laws EX 16: Difference between revisions

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Latest revision as of 07:01, 27 May 2011

Helena Dedic

Let's draw a free body diagram:

 $Σ F_{y} = 0$ 

 $0.5 T_{1} - 30 N = 0$ 

 $0.5 T_{1} = 30 N$ 

 $T_{1} = 60 N$

 $Σ F_{x} = 0$ 

 $0.87 T_{1} - T_{2} = 0$ 

 $T_{2} = 0.87 T_{1}$ 

 $T_{2} = 0.87 (60 N)$ 

 $T_{2} = 52.2 N$

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