(The following question was posed, by User:M7amad, on the talk page of a contributor who has not edited since 2007 and may not respond. Maybe someone else can help.)
in a circuit containing a resistor, a capacitor bieng charged , and a rod.when the capacitor is totally charged the rod has a constant velocity. how can I make use of this ?can you give me practical applications about this idea in order to make a new project in the scientific contest?