Question: Compared to an ideal battery, by what percentage does the battery??s internal resistance reduce the potential difference across the 20 resistor in FIGURE EX28.20?

Compared to an ideal battery, by what percentage does the battery??s internal resistance reduce the potential difference across the 20 Ω resistor in FIGURE EX28.20?

10 N 10 15 V 20 FIGURE EX28.20

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