Physics (AS & A Level) · May / June 2026 · Paper 44 · Question 6
9702
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A capacitor of capacitance 47 μF, a cell of electromotive force (e.m.f.) 1.50 V and a resistor R are connected into the circuit of Figure 6.1. X Y S R 47 μF 1.50 V Figure 6.1 The two-way switch S alternates between terminals X and Y with a frequency of 0.20 Hz, as shown in the variation of switch position with time t in Figure 6.2. 0 2.5 5.0 7.5 10.0 t / s X Y switch position Figure 6.2 The time constant of the discharge circuit is 2.4 s.
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6(a)(i)[2]
6(a)(ii)[2]
6(b)[3]
6(c)[2]
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