[填空题]
How much energy must a ywrdvx(5;p yl /od9 - oy xbz,0(frh4o45-V battery,arhjcq s7i ;+gvt;3h expend to charge a $0.40-\mu F$ and a $0.60-\mu F$ capacitor fully when they are placed
(a) in parallel, $ \times10^{-3 }\;J$
(b) in series? $ \times10^{-4 }\;J$
(c) How much charge flowed from the battery in each case?
$Q_a$ = $\mu C$
$Q_b$ $\approx$ $\mu C$(Round to the nearest integer)
