The current in the figure below is 0.72 A. (Let the internal resistance of battery 1 be  r1 = 1.2 Ω  and the internal resistance of battery 2 be  r2 = 1.2 Ω.)   (a) Find the voltage drop Vab. (b) Find the power dissipated in R. (c) Find the useful electric power supplied by battery 2. (Note: Do not forget the internal resistance of battery 2.) (d) Find the rate at which chemical energy is stored in battery 1. (Note

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The current in the figure below is 0.72 A. (Let the internal resistance of battery 1 be 

r1 = 1.2 Ω

 and the internal resistance of battery 2 be 

r2 = 1.2 Ω.)
 
(a) Find the voltage drop Vab.


(b) Find the power dissipated in R.


(c) Find the useful electric power supplied by battery 2. (Note: Do not forget the internal resistance of battery 2.)


(d) Find the rate at which chemical energy is stored in battery 1. (Note: Do not include power dissipated in the internal resistor of battery 1 in your answer.)
6.0 V
9.0 V
Battery 1
Battery 2
a
b
Transcribed Image Text:6.0 V 9.0 V Battery 1 Battery 2 a b
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