Consider a copper wire with a diameter of 0.450 mm. if you want to cut a piece of the wire so it has a resistance of 3.25 ω, how long should your piece of wire be? (resistivity of copper: 1.68x 108 ω m) a. 0.343 m b. 9.79 m 13. c. 2.91 m d. 123 m e. 30.1 m

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.