What is the emf, E, of the battery in the circuit of the figure below? Assume th

Question

What is the emf, E, of the battery in the circuit of the figure below?

Assume that R1 = 1.50 ohm, R2 = 3.00 ohm, R3 = 4.80 ohm, R4 = 1.50 ohm, R5 = 11.0 ohm, V = 6.00 V and I = 2.00 A.

LON-CAPA Problem 6 X Chegg Study | Guided Solu x + https://s4 lite.msu.edu res/brookscole/serway/College Physics 7ed/Chap18/prob1821.problem?symbsuga%2fbjcooley%2fPhys1112%2fPr Q Search Messages Courses Help Logout Adanze O. Onwuliri (Student - section : Period7) Main Menu ContentsGrades Syllabus PHYS 1112: Intro Physics II (Optics/EM), Cooley, Fall 2015 -:Timer-Notes Timer Notes Feedback E Course Contents »... » Problem Set 10 » Problem 6 Evaluate Feed Print Info What is the emf, E, of the battery in the circuit of the figure below? 4 Assume that R1-1.50 ohm, R2 = 3.00 ohm, R3 =4.80 ohm, R4-1.50 ohm, R5 = 11.0 ohm, V = 6.00 V and I = 2.00 A Submit Answer Tries 0/8 Post Discussion Send Feedback Mozilla Firefox seems slow to start. Learn How to Speed It Up | | Don't Tell Me Again | × 10:50 PM 11/5/2015

Explanation / Answer

applying kirchoff law R1 R2 R4

e - I*R1 - I*R2 -I1*R3 - I1*R4 + v = 0

e - (2*1.5) - (2*3) - (I1*1.5) + 6 = 0 ........(1)

applying kirchoff law R1 R2 R5

e - I*R1 - I*R2 -(I-I1)*R5 = 0

e - (2*1.5) - (2*3) - (2-I1)*11 = 0 .......(2)

emf = e = 6.36 V

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