Determine the length of a copper wire that has a resistance of 0.172 O and cross-sectional area of 7.85 x 10'5 m2. The resistivity of copper is 1.72 x 10'8 0m. 0 250 m 0 78.5 m 0 6570m O 785 m 0 873m Three 15-0 and two 25-0 light bulbs and a 24V battery are connected in a series circuit. What is the current that passes through each bulb? O 0.51A O The current will be 1.6 A in the 15-0 bulbs and 0.96 A in the 25-0 bulbs. O 0.18A O 0.74A O 0.25 A An RC circuit consists of a resistor with resistance 1.0 k0, a 120-V battery, and two connected in parallel capacitors, C1 and C2, with capacitances of 20.0 [JP and 60.0 pF, respectively. Initially, the capacitors are uncharged; and the switch is closed at t = O 5. Determine the total charge on both capacitors two time constants after the switch is closed. 0 6.1 x 10% O 4.7 x 10-3c O 2.2 x 10*3 c O 1.3 x 10-3c O 8.3 x 10%