An Open Circuit Consists of a 12 μF Parallel Plate

question 19

Multiple Choice

An open circuit consists of a 12 μF parallel plate capacitor charged to 200 V and a 10 Ω resistor. At the instant when a switch closes the circuit (with no battery in it) the displacement current between the plates of the capacitor is

• A) 1.2 μA.
• B) 2.4 × 10−⁴ A.
• C) 2.4 mA.
• D) 10 A.
• E) 20 A.