A car battery has a terminal potential difference of 13.6 V when there is no load. When the starter motor draws 75 A, the terminal potential difference drops to 10 V. What is the internal resistance of the battery?
A car battery has a terminal potential difference of 13.6 V when there is no load. When the starter motor draws 75 A, the terminal potential difference drops to 10 V. What is the internal resistance of the battery?
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Transcribed Image Text:A car battery has a terminal potential difference of 13.6 V when there is no load. When the starter motor draws 75 A, the terminal
potential difference drops to 10 V. What is the internal resistance of the battery?
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