Physics (AS & A Level) · Oct / Nov 2021 · Paper 22 · Question 6
9702
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A cell of electromotive force (e.m.f.) 0.48 V is connected to a metal wire X, as shown in Fig. 6.1. internal resistance 0.48 V 0.80 A wire X, resistance 0.40 Ω Fig. 6.1 The cell has internal resistance. The current in the cell is 0.80 A. Wire X has length 3.0 m, cross-sectional area 1.3 × 10–7 m2 and resistance 0.40 Ω.
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6(a)[2]
6(b)[3]
6(c)(i)[1]
6(c)(ii)[2]
6(d)[3]
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