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Parallel Circuits

Parallel Circuits
If one of the resistors in a parallel circuit is removed, the total resistance

decreases
doubles
increases
remains the same

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Parallel Circuits
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

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Parallel Circuits
Five 100 resistors are connected in parallel. If one resistor is removed, the total resistance is

25
20
500
100

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Parallel Circuits
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
R3 is open
the circuit is operating properly

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Parallel Circuits
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

12 mA
48 mA
3 mA
0 A

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Parallel Circuits
Six resistors are in parallel. The two lowest-value resistors are both 1.2 k. The total resistance

is less than 6 k
is greater than 1.2 k
is less than 600
is less than 1.2 k

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MORE MCQ ON Parallel Circuits

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