#### The Following Section consists of Multiple Choice Questions on Voltage and Current.

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Parallel Circuits MCQ

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- Question 1 of 13
##### 1. Question

1 points#### 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

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##### 2. Question

1 points#### When an additional resistor is connected across an existing parallel circuit, the total resistance

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##### 3. Question

1 points#### 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

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##### 4. Question

1 points#### Three lights are connected in parallel across a 120 volt source. If one light burns out,

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##### 5. Question

1 points#### The power dissipation in each of four parallel branches is 1.2 W. The total power dissipation is

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##### 6. Question

1 points#### The power dissipation in each of four parallel branches is 1.2 W. The total power dissipation is

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##### 7. Question

1 points#### In a certain three-branch parallel circuit, R

_{1}has 12 mA through it, R_{2}has 15 mA through it, and R_{3}has 25 mA through it. After measuring a total of 27 mA, you can say thatCorrectIncorrect - Question 8 of 13
##### 8. Question

1 points#### A sudden increase in the total current into a parallel circuit may indicate

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##### 9. Question

1 points#### 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

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##### 10. Question

1 points#### 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

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##### 11. Question

1 points#### 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

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##### 12. Question

1 points#### If one of the resistors in a parallel circuit is removed, the total resistance

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##### 13. Question

1 points#### 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

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Parallel Circuits MCQ

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- Question 1 of 15
##### 1. Question

1 points#### When parallel resistors are of three different values, which has the greatest power loss?

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##### 2. Question

1 points#### What is the product-over-sum result of 150 and 6800?

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##### 3. Question

1 points#### The voltage across any branch of a parallel circuit:

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##### 4. Question

1 points#### What happens to total resistance in a circuit with parallel resistors if one of them opens?

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##### 5. Question

1 points#### Components that connect in parallel form:

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##### 6. Question

1 points#### A parallel circuit differs from a series circuit in that a parallel circuit has

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##### 7. Question

1 points#### If two parallel-connected resistors dissipate 6 watts and 10 watts of power, then what is the total power loss?

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##### 8. Question

1 points#### What are the individual values of two parallel resistors whose RT is 8 ohms, when one has double the resistance of the other?

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##### 9. Question

1 points#### In a parallel resistive circuit:

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##### 10. Question

1 points#### Kirchhoff’s current law for parallel circuits states that the:

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##### 11. Question

1 points#### If 550 mA of current leaves a node that had 250 mA entering from one branch, how much current would enter from the other?

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##### 12. Question

1 points#### What procedure should be followed when troubleshooting with an ammeter or voltmeter?

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##### 13. Question

1 points#### A parallel circuit is also used as a divider for:

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##### 14. Question

1 points#### Which are the better test devices used to isolate a suspected open component within a parallel circuit?

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##### 15. Question

1 points#### Which is considered to be the common reference for a parallel circuit?

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