All Flashcards
What happens to the charging/discharging rate if the resistance in an RC circuit is increased?
The charging/discharging rate decreases; it takes longer for the capacitor to charge or discharge because the time constant increases.
What happens to the charging/discharging rate if the capacitance in an RC circuit is increased?
The charging/discharging rate decreases; it takes longer for the capacitor to charge or discharge because the time constant increases.
What happens to the current in an RC circuit after a very long time when the capacitor is fully charged?
The current becomes zero because the capacitor acts like an open circuit.
What is the effect of increasing the voltage of the battery on the maximum charge accumulated on the capacitor?
The maximum charge increases because .
What happens immediately after a charged capacitor begins to discharge?
The plate charge and stored energy immediately decrease.
What happens to the time constant if both resistance and capacitance are doubled?
The time constant quadruples because .
What is a resistor?
A component that opposes the flow of electric current, dissipating energy as heat.
What is a capacitor?
A component that stores electrical energy in an electric field.
Define equivalent capacitance.
The total capacitance of a circuit when multiple capacitors are combined, behaving as a single capacitor.
What is the time constant () in an RC circuit?
A measure of how quickly a capacitor charges or discharges, calculated as .
Define RC Circuit.
A circuit containing both resistors and capacitors, used for timing and filtering applications.
Label the components in a basic RC circuit diagram.
1: Voltage Source, 2: Resistor (R), 3: Capacitor (C)