If an uncharged capacitor, a resistor, a switch and a 12 V battery are connected in series,What is the voltage across the capacitor at the instant the switch is closed?
A)24V
B)0V
C)6V
D)12V

Question

Quizplus · Accepted Answer

At the instant the switch is closed, the capacitor acts like an open circuit, since it has not charged yet. Therefore, no current flows through the circuit and the voltage across the capacitor is 0V.

If an Uncharged Capacitor, a Resistor, a Switch and a 12