研究所、轉學考(插大)◆普通物理學題庫下載題庫

14. How much energy is stored in the 50-μF capacitor when V_a-V_b = 22 V?
(A) 0.85 mJ,
(B) 0.28 mJ,
(C) 0.70 mJ,
(D) 0.48 mJ,
(E) 0.10 mJ. Il 25gF50