QUESTION 2 [12 marks] a) Determine the following based on Figure 2 by using nodal analysis 502 1002 1002 Va Vb Vc Vd www ww li 13 12 14 20V 1002 200 4A Figure 2 1) the nodal voltage Va,V,V, and Ve- [8 marks] current 11, 12, 13, and 14- [4 marks] EN