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  • Question

  • The voltage across R1 is 175 volts.

    The voltage across R1 is 175 volts. True False


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  • A. True
  • B. False

  • Correct Answer
  • True 

    • Series-Parallel Circuits problems

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    • 1. The voltage across R3 is 20 volts.


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    • A. True
    • B. False
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    • 2. When resistors burn out, they usually short.

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    • A. True
    • B. False
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    • 3. 

      The total resistance in the given circuit can be found using the formula:

      RT = R1 + R2 || R3 || R4.


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    • A. True
    • B. False
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    • 4. The voltmeter will read 18 volts.


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    • A. True
    • B. False
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    • 5. The power dissipated by R4 is 211 mW.


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    • A. True
    • B. False
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    • 6. When a load resistance is connected to the output of a voltage divider circuit, the source current increases.

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    • A. True
    • B. False
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    • 7. The current through R1 is 17 mA.


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    • A. True
    • B. False
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    • 8. A Wheatstone bridge may be used to determine the value of an unknown resistance.

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    • A. True
    • B. False
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    • 9. A loaded voltage divider is a common application of a series-parallel circuit.

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    • A. True
    • B. False
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    • 10. Opens and shorts are typical problems that occur in electric circuits.

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    • A. True
    • B. False
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