題組內容
7. The circuit in figure below has been connected for a long time. (10%)
② If the battery is disconnected from the circuit, over what time interval does the capacitor discharge to one-tenth its initial voltage?
7. The circuit in figure below has been connected for a long time. (10%)
② If the battery is disconnected from the circuit, over what time interval does the capacitor discharge to one-tenth its initial voltage?