A-LevelPhysicsD.C. circuitsOct/Nov 2018Paper 2 Q69 Marks
(a) Define the volt. (b) A battery of electromotive force (e.m.f.) 7.0V and negligible internal resistance is connected in series with three components, as shown in Fig. 6.1. [Figure 6.1] Resistor X has a resistance of 5.2Ω. The resistance of the filament wire of lamp Y is 6.0Ω. The potential difference across resistor Z is 1.4V.
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