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Social ScienceTwo 3V batteries are connected in parallel to a 10 ohm resistor, where one of the batteries has double the internal resistance. Estimate the power delivered by each battery.
Two 3V batteries are connected in parallel to a 10 ohm resistor, where one of the batteries has double the internal resistance. Estimate the power delivered by each battery.
Expert Answer
Drawing the circuit diagram for the given points.
The internal resistance of the battery is connected in series with the voltage.
Image Transcriptionclose
E 102 E 3v 3V 2 =21 E E, = 3V + L tw
Applying nodal analysis in the above circuit:
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Е -3 Е-3 Е 0 10 Е -3 Е-3 Е =0 10 21 10Е - 30+ 5E -15+ E* 0 = 10r 15E Er 45= 0 Е(15+г) -45 45 Е- 15
Evaluating the current in each battery branch to calculate the power delivered by the battery.
The currents are in negative direction, which m...
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Е-3 45 15 r 45-45-3r 15r -31 15r -3 15 r Similarly Е -3 Е -3 = . -3 2(15+r Il
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