Electrical Circuits Quiz

What is the symbol for voltage across the capacitor in the circuit?

• V_R

• V_C

• V_E

• V_S

Which component is represented by the letter 'C' in the circuit?

• Resistor

• Capacitor

• Inductor

• Diode

What is the voltage across the resistor and capacitor when the switch is open?

• 5V each

• 10V each

• 0V each

• 1V each

What is the formula for the initial current when the capacitor is fully discharged?

• I = V/R

• I = R/V

• I = V*C

• I = C/R

What is the role of the capacitor in the circuit?

• To increase the current

• To store electrical energy

• To decrease the voltage

• To provide resistance

What is the relationship between current and resistance in the circuit when the switch is closed?

• Current is directly proportional to resistance.

• Current is inversely proportional to resistance.

• Current is equal to resistance.

• Current is independent of resistance.

What is the significance of the point where the current becomes zero?

• The capacitor is fully discharged.

• The capacitor is fully charged.

• The switch is open.

• The circuit is broken.

How long does it take for a circuit to fully charge?

• 1τ seconds

• 3τ seconds

• 5τ seconds

• 10τ seconds

Which of the following is NOT a factor in determining the time constant τ?

• Capacitance

• Resistance

• Voltage

• Current

What is the voltage across the inductor (V_L) when the switch is open?

• 0V

• 5V

• 10V

• 1V