5555555555 12. Three 680 Ω resistors are connected in series with a 470 V source. Current in the circuit is ________. (a) 69 mA (b) 230 mA (c) 23 mA (d) 690 mA
5555555555 22. There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is ________. (a) 490 mA (b) 800 mA (c) 310 mA (d) 0 A
5555555555 14. Four equal-value resistors are in series with a 12 V battery and 13.63 mA are measured. The value of each resistor is ________. (a) 22 Ω (b) 220 Ω (c) 880 Ω (d) 88 Ω
5555555555 17. A 470 Ω resistor and a coil with 125 Ω inductive reactance are in parallel. Both components are across a 15 V ac voltage source. Current through the inductor is ________. (a) 152 mA (b) 32 mA (c) 12 mA (d) 120 mA
5555555555 12. A 470 Ω resistor, a 220 Ω resistor, and a 100 Ω resistor are all in parallel. The total resistance is approximately ________. (a) 790 Ω (b) 470 Ω (c) 60 Ω (d) 30 Ω