Assume currents l_2 and I_3, flow in the directions shown. Draw current l_2 through the middle branch. [For all the following questions, give your answers in terms of l_1, I_2 and I_3. You do not have to calculate the currents!) Give a node (junction) equation: a.______________ Give the loop equation for the left loop if walked CCW. B._______________ Give the loop equation for the right loop if walked CW. C.___________ Determine the potential difference V_a – V_b. d.___________
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