logo

CuriousTab

CuriousTab

Discussion

Home ‣ Electronics ‣ Operational Amplifiers See What Others Are Saying!
  • Question

  • What starts a free-running multivibrator?


  • Options
  • A. a trigger
  • B. an input signal
  • C. an external circuit
  • D. nothing

  • Correct Answer
  • nothing 

    • More questions

    • 1. A short circuit will have:

    • Options
    • A. a small current flow
    • B. a large current flow
    • C. no current flow
    • D. some current flow
      • Discuss
    • 2. ___ is the ability of a material to remain magnetized after removal of the magnetizing force.

    • Options
    • A. Reluctance
    • B. Hysteresis
    • C. Retentivity
    • D. Induction
      • Discuss
    • 3. The inverting input is pin 2.


    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The four factors determining inductance are the number of turns, coil length, coil area, and:

    • Options
    • A. permeability
    • B. reluctance
    • C. counter emf
    • D. coefficient of coupling
      • Discuss
    • 5. Boolean multiplication is symbolized by A + B.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. A memory map is an address-listing diagram that shows the boundaries of the address space.

    • Options
    • A. True
    • B. False
      • Discuss
    • 7. 

      The bandwidth is ______ in the given circuit.


    • Options
    • A. 179.28 Hz
    • B. 3.54 kHz
    • C. 4.44 kHz
    • D. 15.85 kHz
      • Discuss
    • 8. An open resistor in parallel will cause the total ___ to increase.

    • Options
    • A. voltage
    • B. current
    • C. resistance
    • D. power
      • Discuss
    • 9. 

      In the given circuit, the voltage dropped across R1 equals _____.


    • Options
    • A. 1 V
    • B. 9 V
    • C. 10 V
    • D. 19 V
      • Discuss
    • 10. How many connections does a rheostat have?

    • Options
    • A. 1
    • B. 2
    • C. 3
    • D. 4
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.