014 (part 1 of 2) 10.0 points Consider the circuit shown below. There are three resistors my, re, and R; and two emfa El and 62. The directions of the currents i1, in, and ig are shown in the figure. E1 A T1 B # 11 R F WW A #13 - D C - 12 Applyying Kirchhoff's rules, what equation does the loop ABCDA yield? 3. Al- 8+20-in =0 46-6-in-in=05. 61-2-un + inn= 0 6. 6+8- ing tan=0 O. Citationtan =0 10. Al- Eating thin=0 015 (part 2 of 2) 10.0 points 10 V A 20 B E 1.3 0 F 10 V D 20 C WW - 12 Find the current i3. Answer in units of A. 016 10.0 points Consider the resistor network shown. 4.70 9.40 WW 4.70 WW 4.70 At what rate is thermal energy being gen- erated in the 9.4 0 resistor in the center of the circuit? Answer in units of W. 017 10.0 points The following diagram shows a closed elec-trical circuit. The ammeter in the center of the resistive network reads zero amperes. 40 30 WW 51 Find the electric resistance RJ. Answer in units of ?. 018 10.0 points In the figure below the battery has an emf of 13 V and an internal resistance of 1 0. Assume there is a steady current flowing in the circuit. 13 VI 90 WW 2 /F Find the charge on the 2 aF capacitor. Answer in units of AC. 019 (part 1 of 2) 10.0 points In the circuit shown, the capacitor is ini- tially uncharged. At t = 0, the switch S is moved to position a. C RI S WW Vo Find Ve , the voltage drop across Ri, as afunction of time . 1. VR. = Voe /[(Ri+R.) C] 2. Va = Vne (RitRo)/(R R.C) 3. VR = Vo 1-e (RitRa)w/(R RC)] 4. VR = Vo 1-et/(80)] 5. VR = Vne /(RC) 7. VR = Vne /(RC) 8. VR = V 1-2 4/[(mi+A=) C] 020 (part 2 of 2) 10.0 points Find Vo, the voltage across C, as a function of time t1. 1. Vo = We t/(R C) 3. Vo = Ve t/[(R+R.)C] 4. Vo = Vie /(R. 0) 5. Vo = Vo 1-e /(80)] 6. Vo = Ve (RitR.)/(R R. C) 7. Vo = Vo 1-e /(R.()] 8. Vo = Vo 021 (part 1 of 2) 10.0 points The circuit has been connected as shown in the figure for a "long" time.40 60 12 /F 10 140 WW WW 15 V 5 What is the magnitude of the electric po- tential &g across the capacitor? 022 (part 2 of 2) 10.0 points If the battery is disconnected, how long does it 1 take for the capacitor to discharge to En of its initial voltage? Answer in units of ps