Physics, asked by cheni3520, 7 months ago

Define internal resistance of cell and prove that r[E\v-1]R is external resistance

Answers

Answered by sam1258

Answer:

A cell of e.m.f. 1.8 V and internal resistance 2Ω is connected in series with an ammeter of resistance 0.7Ω and a resistor of 4.5Ω as shown in Fig. What is the potential difference across the terminals of the cell?

173839

Explanation:

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