更新1:
Two capacitors, of 4μF and 6μF connected in series across a 220V supply. (a) capacitors are now disconnected from the supply and reconnected in parallel with each other, with terminals of similar polarity being joined together. Calculate the p.d. and charge for each.
更新2:
Two capacitors of 4μF and 6μF connected in series across a 220V supply. (a) capacitors are now disconnected from the supply and reconnected in parallel with each other, with terminals of similar polarity being joined together. Calculate the p.d. and charge for each.
