Exercise 25.30 Part A batteries, each with he fgure(ure 1 contains The circuit s

Question

Exercise 25.30 Part A batteries, each with he fgure(ure 1 contains The circuit shown in the figure (Fiqure 1) contains two batteries, each with an emf and an internal resistance, and two resistors Find the magnitude of the current in the circuit Express your answer using two significant figures. Submit My Answers Give Up Incorrecti ry Again; 5 attempts remaining Part B Find the direction of the current in the circuit. O counterclockwise O clockwise Figure 1 of 1 Submit My Answers Give Up Part C Find the terminal voltage Vab of the 16.0-V battery Express your answer using two significant figures. 1.6 16.0 V 5.0 9.0 1.4 8.0 V Vab Submit My Answers Give Up

Explanation / Answer

part A)

apply KVL to the circuit

(1.6*i)-16+(9*i)+8+(1.4*i)+(5*i) = 0

current 17i = 8

i = 8/17 =0.47 A

Part B) Counterclockwise

part C) Va+(1.6*0.47)-16 = Vb

Va-Vb = 16-(1.6*0.47) = 15.248 V

Part D)Va+(1.6*0.47)-16+(9*0.47) = Vc

Va-Vc = 11.018 V

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