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Urgent, this is an exam! Please, answer in 30 mins
(a) Find the current I in Fig. Q2(a) by using superposition. (6 points) 3248 349 32 11 16 ΩΣ 30 V 6A Fig. Q2(a) (b) Fig. Q2(b) shows a de circuit. 3242 342 32 3242 342 32 1623 16223 30 V 06A 30 V Fig.Q2(b) Fig. Q2(0) (1) Find the Thevenin equivalent circuit at terminals a-b as seen by the resistor R. (4 points) (ii) Find the resistance of R that consumes the maximum power P. Determine P. (5 points) (iii) Suppose the 6-A current source is replaced by a new dc current source I (see Fig. Q2(c)), find the value(s) of I to reduce the maximum power Pm' to Pm/4, where Pm is the maximum power in (ii). (5 points)