When a 20.8-Ω resistor is connected across a 15.6-V battery,a current of 500 mA flows.What is the internal resistance of the battery?
A)20.8 Ω
B)10.4 Ω
C)31.2 Ω
D)0.732 Ω
E)1.25 Ω

Question

Quizplus · Accepted Answer

The Answer of When a 20.8-Ω resistor is connected across a 15.6-V battery,a current of 500 mA flows.What is the internal resistance of the battery?
A)20.8 Ω
B)10.4 Ω
C)31.2 Ω
D)0.732 Ω
E)1.25 Ω

When a 208-Ω Resistor Is Connected Across a 15