A-level Physics · Capacitors
Capacitor discharge
Find the potential difference on a discharging capacitor, converting kΩ and μF first.
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Question 1
A 2200 μF capacitor is charged to 15 V and then discharged through a 22 kΩ resistor. Calculate the potential difference across the capacitor 56 s after the discharge begins. Give your answer to 3 significant figures.
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