A battery powers some dc circuit when the current is 400
A battery powers some DC circuit. When the current is 40.0 mA, the voltage available to the circuits is 11.2V. When the current is doubled the voltage available decreases to 10.4 V. What is the internal resistance of the battery?
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a battery powers some dc circuitnbspwhen the current is 400 ma the voltage available to the circuits is 112vnbspwhen
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