An open circuit consists of a 12-?F parallel plate capacitor charged to 200 V and a 10-? 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 ?A.
B. 2.4 × 10?4 A.
C. 2.4 mA.
D. 10 A.
E. 20 A.
Answer: E
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