logo

CuriousTab

CuriousTab

Discussion

Home ‣ Electronics ‣ Parallel Circuits See What Others Are Saying!
  • Question

  • Which component is shorted?

    Which component is shorted? R1 R2 R3 R4


  • Options
  • A. R1
  • B. R2
  • C. R3
  • D. R4

  • Correct Answer
  • R4 

    • More questions

    • 1. It is not possible to use a half-wave rectifier circuit without a transformer.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. Asynchronous counters are often called ________ counters.

    • Options
    • A. toggle
    • B. ripple
    • C. binary
    • D. flip-flop
      • Discuss
    • 3. How is ac current related to ac voltage in a purely capacitive circuit?

    • Options
    • A. AC current is 0.707 of the ac voltage.
    • B. AC current lags ac voltage.
    • C. AC current is 0.637 of the ac voltage.
    • D. AC current leads ac voltage.
      • Discuss
    • 4. The power gain (Ap) of any transistor amplifier circuit equals the ___________.

    • Options
    • A. current gain squared
    • B. current gain times the voltage gain
    • C. voltage gain times the output resistance
    • D. current gain plus the voltage gain
      • Discuss
    • 5. If R1 is in series with parallel connected to R2 and R3, what happens to total current if R2 opens?

    • Options
    • A. increases
    • B. decreases
    • C. remains the same
    • D. cannot tell
      • Discuss
    • 6. 

      If the switch is moved to position 1 in the given circuit, how long will it take for the current to reach its maximum value?


    • Options
    • A. 72.5 µs
    • B. 532 µs
    • C. 610 µs
    • D. 833 µs
      • Discuss
    • 7. A coprocessor is a microprocessor designed with a limited instruction set optimized to perform arithmetic operations very quickly.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. Total emitter current is:

    • Options
    • A. IE ? IC
    • B. IC + IE
    • C. IB + IC
    • D. IB ? IC
      • Discuss
    • 9. Which control should be moved to display more cycles of a signal on an oscilloscope?

    • Options
    • A. horizontal position to left or right
    • B. volts/cm to a smaller number
    • C. vertical position to top or bottom
    • D. time/cm to a higher setting
      • Discuss
    • 10. Which equation determines individual resistor voltage drop?

    • Options
    • A. V x R
    • B. I2 x R
    • C. V x I
    • D. I x R
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.