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Home ‣ Electronics ‣ Resistance and Power Comments
  • Question

  • A resistor with a value of 9.9 kΩ A resistor with a value of 9.9 k? 10% could have a value between 8.91 k? and 10.89 k?. True False 10% could have a value between 8.91 kΩ and 10.89 kΩ.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • True 

    • Resistance and Power problems

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    • 1. Resistance is inversely proportional to current.

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    • A. True
    • B. False
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    • 2. A load resistance is the resistance of the load.

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    • A. True
    • B. False
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    • 3. Fixed-value resistors can internally short-circuit.

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    • A. True
    • B. False
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    • 4. A 12-volt battery is delivering 3 amperes to a resistor. The power dissipated by the resistor is 4 watts.

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    • A. True
    • B. False
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    • 5. Variable resistors have problems with the wiper making contact.

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    • A. True
    • B. False
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    • 6. An ohmmeter uses an internal battery to measure the resistance of a resistor.

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    • A. True
    • B. False
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    • 7. Resistivity is measured in cmil.?/ft.

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    • A. True
    • B. False
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    • 8. One horsepower is 746 watts.

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    • A. True
    • B. False
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    • 9. A rheostat is not a type of variable resistor.

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    • A. True
    • B. False
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    • 10. If 500 mA is flowing through a 10 Ω resistor, the wattage rating of the resistor should be 2 watts.

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    • A. True
    • B. False
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