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Home ‣ Electronics ‣ Quantities and Units Comments
  • Question

  • Another name for "fundamental units" is


  • Options
  • A. base units
  • B. atoms
  • C. the metric system
  • D. letter symbols

  • Correct Answer
  • base units 

    • Quantities and Units problems

    Search Results

    • 1. If you drop a 5 when rounding a number, you are using the

    • Options
    • A. round-to-even rule
    • B. significant digit rule
    • C. round-off rule
    • D. retained digit rule
      • Discuss
    • 2. What is the current through the diode?


    • Options
    • A. 1 mA
    • B. 0.975 mA
    • C. 0.942 mA
    • D. 0.0 mA
      • Discuss
    • 3. What is wrong with this circuit?


    • Options
    • A. The zener is open.
    • B. The zener is shorted.
    • C. nothing
    • D. not enough data
      • Discuss
    • 4. What circuit activity may shift a characteristic curve so that diode operating points are different?

    • Options
    • A. higher power (heat)
    • B. higher resistance
    • C. lower voltage
    • D. lower current
      • Discuss
    • 5. A characteristic curve is the result of a current versus voltage plot of diode activity, which begins at the:

    • Options
    • A. 3rd quadrant
    • B. current plot
    • C. graph origin
    • D. voltage plot
      • Discuss
    • 6. Pico is what relation to micro?

    • Options
    • A. one-tenth
    • B. one-hundredth
    • C. one-thousandth
    • D. one-millionth
      • Discuss
    • 7. Dividing 24 × 1011 by 3 × 104 equals

    • Options
    • A. 8 × 104
    • B. 8 × 107
    • C. 8 × 1011
    • D. 8 × 1015
      • Discuss
    • 8. Which of the following is expressed in engineering notation?

    • Options
    • A. 470 × 105
    • B. 82 × 10?2
    • C. 9.1 × 10?6
    • D. 14.7 × 108
      • Discuss
    • 9. A measure of the repeatability of a measurement of some quantity is

    • Options
    • A. error
    • B. precision
    • C. accuracy
    • D. significant
      • Discuss
    • 10. When using the terms "accuracy" and "precision" for measurements

    • Options
    • A. "precision" implies less measurement error than "accuracy"
    • B. "accuracy" implies less measurement error than "precision"
    • C. "precision" measures the repeatability of a measurement
    • D. both terms mean the same thing
      • Discuss

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