clairebusby9039 clairebusby9039

26-03-2024
Physics

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A battery with an EMF of 9.80 V is connected to a 71.0 Ω resistor. The current through the battery is 115 mA. What is the battery's internal resistance (in Ω)?
a)0.50 Ω
b)0.70 Ω
c)1.00 Ω
d)1.20 Ω

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