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Internal resistance of a potato cell | Nuffield Foundation
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日期:2026-04-19
Class practical An introduction to the concept of internal resistance, using a more interesting example than a battery. Apparatus and materials For each student group Digital multimeters, 2 Leads, 4 mm, 5 Cells, 1.5 V type C, 4 Resistors of a range of val...看更多














