Series Parallel Circuits MCQ Questions & Answers | Electrical Engineering Page-3 section-1

21.
The parallel combination of a 470 Ω resistor and a 1.2 kΩ resistor is in series with the parallel combination of three 3 kΩ resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of

A. 470 Ω or 1.2 kΩ

B. 3 kΩ

C. 470 Ω

D. 1.2 kΩ

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22.
A Wheatstone bridge consists of four resistors in parallel.

A. True

B. False

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23.
In a certain five-step R/2R ladder network, the smallest resistor value is 1 kΩ. The largest value is

A. Indeterminable

B. 2 kΩ

C. 10 kΩ

D. 20 kΩ

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24.
A balanced Wheatstone bridge consists of an RV of 3,500 Ω, an R2 of 200 Ω, and an R3 of 680 Ω. The value of RUNK is

A. 680 Ω

B. 1,029 Ω

C. 200 Ω

D. 880 Ω

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25.
The higher the range setting, the less the internal resistance and the greater the load effect of the voltmeter on a circuit.

A. True

B. False

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26.
A 12 kΩ resistor, a 15 kΩ resistor, and a 22 kΩ resistor are in series with two 10 kΩ resistors that are in parallel. The source voltage is 75 V. Current through the 15 kΩ resistor is approximately

A. 14 mA

B. 1.4 mA

C. 5 mA

D. 50 mA

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27.
A voltage divider consists of two 68 kΩ resistors and a 24 V source. The unknown output voltage is

A. 12 V

B. 24 V

C. 0 V

D. 6 V

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28.
A smaller-value load resistor will cause the output voltage to change more than a larger-value one.

A. True

B. False

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29.
A galvanometer is a meter that measures small amounts of voltage.

A. True

B. False

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Series Parallel Circuits MCQ Questions & Answers | Electrical Engineering

21. The parallel combination of a 470 Ω resistor and a 1.2 kΩ resistor is in series with the parallel combination of three 3 kΩ resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of

Answer & Solution

22. A Wheatstone bridge consists of four resistors in parallel.

Answer & Solution

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

Answer & Solution

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

Answer & Solution

25. The higher the range setting, the less the internal resistance and the greater the load effect of the voltmeter on a circuit.

Answer & Solution

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

Answer & Solution

27. A voltage divider consists of two 68 kΩ resistors and a 24 V source. The unknown output voltage is

Answer & Solution

28. A smaller-value load resistor will cause the output voltage to change more than a larger-value one.

Answer & Solution

29. A galvanometer is a meter that measures small amounts of voltage.

Answer & Solution

21.
The parallel combination of a 470 Ω resistor and a 1.2 kΩ resistor is in series with the parallel combination of three 3 kΩ resistors. A 200 V source is connected across the circuit. The resistor with the most current has a value of

22.
A Wheatstone bridge consists of four resistors in parallel.

23.
In a certain five-step R/2R ladder network, the smallest resistor value is 1 kΩ. The largest value is

24.
A balanced Wheatstone bridge consists of an RV of 3,500 Ω, an R2 of 200 Ω, and an R3 of 680 Ω. The value of RUNK is

25.
The higher the range setting, the less the internal resistance and the greater the load effect of the voltmeter on a circuit.

26.
A 12 kΩ resistor, a 15 kΩ resistor, and a 22 kΩ resistor are in series with two 10 kΩ resistors that are in parallel. The source voltage is 75 V. Current through the 15 kΩ resistor is approximately

27.
A voltage divider consists of two 68 kΩ resistors and a 24 V source. The unknown output voltage is

28.
A smaller-value load resistor will cause the output voltage to change more than a larger-value one.

29.
A galvanometer is a meter that measures small amounts of voltage.