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 800 mA 310 mA 0 A 490 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 : ?
When a 1.6 k resistor and a 120 resistor are connected in parallel, the total resistance is greater than 120 but less than 1.6 k greater than 1.6 k less than 100 less than 120 but greater than 100 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 900 mA 200 mA 1.24 A 540 mA TRUE ANSWER : ? YOUR ANSWER : ?
A sudden increase in the total current into a parallel circuit may indicate either a drop in source voltage or an open resistor a drop in source voltage an increase in source voltage an open resistor TRUE ANSWER : ? YOUR ANSWER : ?
In a certain three-branch parallel circuit, R1 has 12 mA through it, R2 has 15 mA through it, and R3 has 25 mA through it. After measuring a total of 27 mA, you can say that R1 is open R2 is open the circuit is operating properly R3 is open TRUE ANSWER : ? YOUR ANSWER : ?
The following resistors are in parallel across a voltage source: 220 , 470 , and 560 . The resistor with the least current is 470 560 220 impossible to determine without knowing the voltage TRUE ANSWER : ? YOUR ANSWER : ?
Five light bulbs are connected in parallel across 110 V. Each bulb is rated at 200 W. The current through each bulb is approximately 137 mA 2.2 A 9.09 A 1.8 A TRUE ANSWER : ? YOUR ANSWER : ?
If there are a total of 120 mA into a parallel circuit consisting of three branches, and two of the branch currents are 40 mA and 10 mA, the third branch current is 70 mA 50 mA 40 mA 120 mA TRUE ANSWER : ? YOUR ANSWER : ?
In a five-branch parallel circuit, there are 12 mA of current in each branch. If one of the branches opens, the current in each of the other four branches is 48 mA 3 mA 0 A 12 mA TRUE ANSWER : ? YOUR ANSWER : ?