1.)Three capacitors of 5, 10, and 15 microfarads are connected in series. Potential difference across the capacitor network is 25v.
a.) what is the equivalent capacitance?
b.)What is the charge on each capacitor?
c.)what is the potential difference across the capacitor?
2) At high frequencies of alternating current capacitor becomes short. Why?
3.) The voltage amplitude of an AC source is 25V, and its angular frequency is 1000 rad/s. Find the current amplitude if the capacitance of the capacitor connected across the source is
a) .01 microFarad
b.) 1 microFarad
c.) 10 microFarad
4.) What capacitance would have a reactance of 100 ohms in a 60 Hz ac circuit?