In the circuit shown in Fig. 26.39, εā = 35.0 V, Rā = 5.00 Ī©, and Rā = 3.00 Ī©. a. Find the current in resistor R. b. Find the resistance of R. c. Find the unknown emf ε. d. If the circuit is broken at point x, what is the current in resistor R?