Series Parallel Circuits MCQ Questions & Answers

1.
The internal resistance of a 20,000 ohm/volt voltmeter set on its 5 V range is

A. 20,000 Ω

B. 100,000 Ω

C. 200,000 Ω

D. 1,000,000 Ω

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2.
A 6 V battery output is divided down to obtain two output voltages. Three 2.2 kΩ resistors are used to provide the two taps. The two output voltages are

A. 2 V, 4 V

B. 2 V, 2 V

C. 2 V, 6 V

D. 4 V, 6 V

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3.
A certain voltage divider consists of three 1 kΩ resistors in series. Which of the following load resistors will have the least effect on the output voltage?

A. 1 MΩ

B. 100 kΩ

C. 1 kΩ

D. 330 Ω

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4.
A certain voltage divider consists of two 12 kΩ resistors in series. Which of the following load resistors will have the most effect on the output voltage?

A. 1 MΩ

B. 24 kΩ

C. 18 kΩ

D. 12 kΩ

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5.
Two 1.2 kΩ resistors are in series and this series combination is in parallel with a 3.3 kΩ resistor. The total resistance is

A. 138 Ω

B. 1,389 Ω

C. 5,700 Ω

D. 880 Ω

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6.
The parallel combination of a 470 Ω resistor and a 680 Ω resistor is in series with the parallel combination of four 2 kΩ resistors. The total resistance is

A. 1,650 Ω

B. 1,078 Ω

C. 77.8 Ω

D. 778 Ω

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7.
To derive 18 V and 12 V from a 24 V supply requires a voltage divider with three taps.

A. True

B. False

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8.
Two 3.3 kΩ resistors are in series and this series combination is in parallel with a 4.7 kΩ resistor. The voltage across one of the 3.3 kΩ resistors is 12 V. The voltage across the 4.7 kΩ resistor is

A. 24 V

B. 12 V

C. 0 V

D. 6 V

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9.
A voltage divider consists of two 100 kΩ resistors and a 12 V source. What will the output voltage be if a load resistor of 1 MΩ is connected to the output?

A. 0.57 V

B. 6 V

C. 12 V

D. 5.7 V

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10.
A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 kΩ. The other resistor value is

A. 1,403 Ω

B. 4.7 kΩ

C. 2 kΩ

D. 3,403 Ω

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Series Parallel Circuits MCQ Questions & Answers | Electrical Engineering

1. The internal resistance of a 20,000 ohm/volt voltmeter set on its 5 V range is

Answer & Solution

2. A 6 V battery output is divided down to obtain two output voltages. Three 2.2 kΩ resistors are used to provide the two taps. The two output voltages are

Answer & Solution

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

Answer & Solution

4. A certain voltage divider consists of two 12 kΩ resistors in series. Which of the following load resistors will have the most effect on the output voltage?

Answer & Solution

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

Answer & Solution

6. The parallel combination of a 470 Ω resistor and a 680 Ω resistor is in series with the parallel combination of four 2 kΩ resistors. The total resistance is

Answer & Solution

7. To derive 18 V and 12 V from a 24 V supply requires a voltage divider with three taps.

Answer & Solution

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

Answer & Solution

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

Answer & Solution

10. A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 kΩ. The other resistor value is

Answer & Solution

1.
The internal resistance of a 20,000 ohm/volt voltmeter set on its 5 V range is

2.
A 6 V battery output is divided down to obtain two output voltages. Three 2.2 kΩ resistors are used to provide the two taps. The two output voltages are

3.
A certain voltage divider consists of three 1 kΩ resistors in series. Which of the following load resistors will have the least effect on the output voltage?

4.
A certain voltage divider consists of two 12 kΩ resistors in series. Which of the following load resistors will have the most effect on the output voltage?

5.
Two 1.2 kΩ resistors are in series and this series combination is in parallel with a 3.3 kΩ resistor. The total resistance is

6.
The parallel combination of a 470 Ω resistor and a 680 Ω resistor is in series with the parallel combination of four 2 kΩ resistors. The total resistance is

7.
To derive 18 V and 12 V from a 24 V supply requires a voltage divider with three taps.

8.
Two 3.3 kΩ resistors are in series and this series combination is in parallel with a 4.7 kΩ resistor. The voltage across one of the 3.3 kΩ resistors is 12 V. The voltage across the 4.7 kΩ resistor is

9.
A voltage divider consists of two 100 kΩ resistors and a 12 V source. What will the output voltage be if a load resistor of 1 MΩ is connected to the output?

10.
A certain circuit is composed of two parallel resistors. The total resistance is 1,403 Ω. One of the resistors is 2 kΩ. The other resistor value is