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. A set of Christmas tree lights is connected in parallel across a 110 V source. The filament of each light bulb is 1.8 kΩ. The current through each bulb is approximately ________. (a) 610 mA (b) 18 mA (c) 110 mA (d) 61 mA
5555555555 8. A resistance of 3.3 MΩ is connected across a 500 V source. The resulting current is approximately ________. (a) 15.1 µA (b) 151 µA (c) 66 mA (d) 660 mA