A-Level
EDEXCEL
Physics
January 2017
11 Marks
QP-201701-Physics-U4 · Question 16
Question (excerpt):
12 16 A timer circuit includes a capacitor and a variable resistor in series. (a) The graph shows how the current in the timer circuit varies with time when the capacitor discharges through the variab…
12 16 A timer circuit includes a capacitor and a variable resistor in series. (a) The graph shows how the current in the timer circuit varies with time when the capacitor discharges through the variab…
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