logo

CuriousTab

CuriousTab

Discussion

Home ‣ Electronics ‣ Diodes and Applications Comments
  • Question

  • 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

  • Correct Answer
  • higher power (heat) 

    • Diodes and Applications problems

    Search Results

    • 1. 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
    • 2. 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
    • 3. 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
    • 4. 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
    • 5. If a 169.7 V half-wave peak has an average voltage of 54 V, what is the average of two full-wave peaks?

    • Options
    • A. 119.9 V
    • B. 108.0 V
    • C. 115.7 V
    • D. 339.4 V
      • Discuss
    • 6. What is wrong with this circuit?


    • Options
    • A. The zener is open.
    • B. The zener is shorted.
    • C. nothing
    • D. not enough data
      • Discuss
    • 7. What is the current through the diode?


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

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

    • Options
    • A. one-tenth
    • B. one-hundredth
    • C. one-thousandth
    • D. one-millionth
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.