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Capacitor Questions

Q8. A capacitor of capacitance 330 μF is charged to a potential difference of 9.0V. It is then discharged through a resistor of resistance 470 kΩ.

Calculate

(a) the energy stored by the capacitor when it is fully charged,

(2 marks)

(b) the time constant of the discharging circuit,

(1 mark)

(c) the p.d. across the capacitor 60s after the discharge has begun.

(3 marks)

(Total 6 marks)