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Home Electronics Diodes and Applications Comments

  • Question
  • What is wrong with this circuit?

    What is wrong with this circuit? The zener is open. The zener is shorted. nothing not enough data


  • Options
  • A. The zener is open.
  • B. The zener is shorted.
  • C. nothing
  • D. not enough data

  • Correct Answer
  • The zener is open. 


  • Diodes and Applications problems


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    • 1. 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
    • 2. 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
    • 3. With a 12 V supply, a silicon diode, and a 370-ohm resistor in series, what voltage will be dropped across the diode?

    • Options
    • A. 0.3 V
    • B. 0.7 V
    • C. 0.9 V
    • D. 1.4 V
    • Discuss
    • 4. When checking a diode, low resistance readings both ways indicate the diode is:

    • Options
    • A. open
    • B. satisfactory
    • C. faulty
    • D. not the problem
    • Discuss
    • 5. List three diode packages:

    • Options
    • A. clip package, DIP, small current package
    • B. DIP, small current package, large current package
    • C. small current package, large current package, and SIP
    • D. small current package, large current package, clip package
    • Discuss
    • 6. What is the current through the diode?


    • Options
    • A. 1 mA
    • B. 0.975 mA
    • C. 0.942 mA
    • D. 0.0 mA
    • Discuss
    • 7. 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
    • 8. Another name for "fundamental units" is

    • Options
    • A. base units
    • B. atoms
    • C. the metric system
    • D. letter symbols
    • Discuss
    • 9. Pico is what relation to micro?

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

    • Options
    • A. 8 × 104
    • B. 8 × 107
    • C. 8 × 1011
    • D. 8 × 1015
    • Discuss


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