Five 100 resistors are connected in parallel. If one resistor is removed, the total resistance is 25 20 100 500 TRUE ANSWER : ? YOUR ANSWER : ?
When an additional resistor is connected across an existing parallel circuit, the total resistance decreases by the value of the added resistor remains the same decreases increases by the value of the added resistor TRUE ANSWER : ? YOUR ANSWER : ?
If one of the resistors in a parallel circuit is removed, the total resistance remains the same doubles increases decreases TRUE ANSWER : ? YOUR ANSWER : ?
The following currents are measured in the same direction in a three-branch parallel circuit: 200 mA, 340 mA, and 700 mA. The value of the current into the junction of these branches is 200 mA 1.24 A 540 mA 900 mA TRUE ANSWER : ? YOUR ANSWER : ?
A set of Christmas tree lights is connected in parallel across a 110 V source. The filament of each light bulb is 1.8 k. The current through each bulb is approximately 61 mA 610 mA 18 mA 110 mA TRUE ANSWER : ? YOUR ANSWER : ?
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 310 mA 800 mA 490 mA 0 A TRUE ANSWER : ? YOUR ANSWER : ?
The currents into a junction flow along two paths. One current is 4 A and the other is 3 A. The total current out of the junction is 7 A the larger of the two 1 A unknown TRUE ANSWER : ? YOUR ANSWER : ?
The total resistance of a parallel circuit is 50 . If the total current is 120 mA, the current through the 270 resistor that makes up part of the parallel circuit is approximately 50 mA 22 mA 120 mA 220 mA TRUE ANSWER : ? YOUR ANSWER : ?
Four resistors are connected in parallel. Fifteen mA flows through resistor R. If the second resistor is 2R, the third resistor 3R, and the fourth resistor 4R, the total current in the circuit is 15 mA 31.25 mA 135 mA 60 mA TRUE ANSWER : ? YOUR ANSWER : ?
A 470 resistor, a 220 resistor, and a 100 resistor are all in parallel. The total resistance is approximately 30 470 790 60 TRUE ANSWER : ? YOUR ANSWER : ?