18 37 A cell of electromotive force (e.m.f.) E and negligible internal resistance is connected into a circuit, as shown.
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18 37 A cell of electromotive force (e.m.f.) E and negligible internal resistance is connected into a circuit, as shown.
18 37 A cell of electromotive force (e.m.f.) E and negligible internal resistance is connected into a circuit, as shown. 292 E 1292 4Ω V The voltmeter has a very high resistance and reads a potential difference Vout. Vout out ? What is the ratio E 1 1 A C D 3 6 2 B 1 3 WN
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