Electrical Engineering · all questions

Series Parallel Circuits
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Q21

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

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Q22

A Wheatstone bridge consists of four resistors in parallel.

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Q23

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

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Q24

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

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Q25

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

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Q26

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

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Q27

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

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Q28

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

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Q29

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

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