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  • Question

  • The resistivity of copper is:


  • Options
  • A. 9.9 Ω
  • B. 10.7 Ω
  • C. 16.7 Ω
  • D. 17.0 Ω

  • Correct Answer
  • 10.7 Ω 

    • More questions

    • 1. If a transistor operates at the middle of the dc load line, a decrease in the current gain will move the Q point:

    • Options
    • A. off the load line
    • B. nowhere
    • C. up
    • D. down
      • Discuss
    • 2. If a capacitor is placed across a 20 V source, what will be the amount of charge after 5 tc?

    • Options
    • A. 5.0 V
    • B. 12.8 V
    • C. 13.5 V
    • D. 20 V
      • Discuss
    • 3. What do you call a diagram that shows the electrical connections of a circuit's components?

    • Options
    • A. A schematic diagram
    • B. A pictorial diagram
    • C. A block diagram
    • D. An electrical diagram
      • Discuss
    • 4. A switch is a device that:

    • Options
    • A. short circuits complex circuits
    • B. holds a fuse
    • C. has double poles
    • D. opens or completes a current path
      • Discuss
    • 5. A basic electric circuit is made up of what components?

    • Options
    • A. A load, a resistor, and a conductive path for current
    • B. A voltage source, a load, and a conductive path for current
    • C. A voltage source, a conductive path for current, and a battery
    • D. A conductive path for current, a battery, and a copper wire
      • Discuss
    • 6. Current equals:

    • Options
    • A.
    • B. coulombs × time
    • C.
    • D. voltage × time
      • Discuss
    • 7. What is the peak value of a household appliance that uses a 230 V ac source?

    • Options
    • A. 163 V
    • B. 230 V
    • C. 325 V
    • D. 480 V
      • Discuss
    • 8. The material used between the plates of a capacitor is called its:

    • Options
    • A. insulation material
    • B. dielectric material
    • C. separation material
    • D. plate-divider material
      • Discuss
    • 9. Series RLC voltage or impedance totals must be calculated by:

    • Options
    • A. subtracting the values
    • B. graphing the angles
    • C. adding vectors
    • D. multiplying the values
      • Discuss
    • 10. What is the total current?


    • Options
    • A. 56.6 mA
    • B. 141 mA
    • C. 191 mA
    • D. 244 mA
      • Discuss

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