A-LevelPhysicsD.C. circuitsFeb/Mar 2021Paper 2 Q610 Marks
(b) A battery of electromotive force (e.m.f.) 12.0V and internal resistance r is connected to a filament lamp and a resistor, as shown in Fig. 6.1. [Figure 6.1] The current in the battery is 3.6A and the current in the resistor is 2.1A. The I-V characteristic for the lamp is shown in Fig. 6.2. [Figure 6.2]
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