SERIES PARALLEL CIRCUITS QUIZ

In a certain five-step R/2R ladder network, the smallest resistor value is 1 k. The largest value is

indeterminable

10 k

2 k

20 k

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Two 3.3 k resistors are in series and this series combination is in parallel with a 4.7 k resistor. The voltage across one of the 3.3 k resistors is 12 V. The voltage across the 4.7 k resistor is

12 V

6 V

24 V

0 V

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A certain voltage divider consists of three 1 k resistors in series. Which of the following load resistors will have the least effect on the output voltage?

1 M

1 k

330

100 k

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A 12 k resistor, a 15 k resistor, and a 22 k resistor are in series with two 10 k resistors that are in parallel. The source voltage is 75 V. Current through the 15 k resistor is approximately

50 mA

1.4 mA

5 mA

14 mA

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On which of the following voltage range settings will a voltmeter present the minimum load on a circuit?

1,000 V

50 V

500 V

1 V

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A balanced Wheatstone bridge consists of an RV of 3,500 , an R2 of 200 , and an R3 of 680 . The value of RUNK is

880

1029

200

680

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Three 10 k resistors are connected in series. A 20 k resistor is connected in parallel across one of the 10 k resistors. The voltage source is 24 V. The total current in the circuit is

90 mA

800 A

900 A

9 mA

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Two 1.2 k resistors are in series and this series combination is in parallel with a 3.3 k resistor. The total resistance is

1389

880

5700

138

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When a load resistance is removed from the output of a voltage divider circuit, the current drawn from the source

remains the same

is cut off

decreases

increases

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A voltage divider consists of two 100 k resistors and a 12 V source. What will the output voltage be if a load resistor of 1 M is connected to the output?

0.57 V

5.7 V

6 V

12 V

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