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Leandro Neckel\nneckel@cursosatomium.com.br\n(48) 99155-4774\nATÓMIUM\n\nSistema de equações\nem 1, 2 e 3\n\n- C_{a} = R_{i} - T_{f} - m_{c}.a\n\nmg = m_{x}.g \rightarrow C_{a} = \mu_{m}mg.cos(\\theta)\n\ng_{xy} = T - \mu_{m}g.cos(\\theta) = m.a \n\n(1)\n\n(2)\n\n(3)\n\na = 12 m/s²\n\na = 62,82 N\n\nem q.4 com a = 0; resolver para m_{o}\n\nT = m_{g} - m_{c}.a\nm_{o} = 16,73 kg