7. How many 1 µF capacitors must be connected in parallel to store a charge of 1 C with a potential of 110 V across the capacitors?
(A) 7 .1×103
(B) 8 .4×103
(C) 9 .1×103
(D) 10 .2×103
(E) 12.4×103
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統計: A(0), B(0), C(10), D(0), E(0) #3233273
統計: A(0), B(0), C(10), D(0), E(0) #3233273