logo

CuriousTab

CuriousTab

Discussion

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

  • What is the total power of the circuit?

    What is the total power of the circuit? 2.2 W 4.2 W 6.2 W 8.2 W


  • Options
  • A. 2.2 W
  • B. 4.2 W
  • C. 6.2 W
  • D. 8.2 W

  • Correct Answer
  • 4.2 W 

    • More questions

    • 1. 

      If the given circuit is used as a filter, the cutoff frequency is _____.


    • Options
    • A. 5 kHz
    • B. 14.47 kHz
    • C. less than 5 kHz
    • D. more than 20 kHz


      • Discuss
    • 2. Base currents are usually small because of the physical construction of the thin and lightly doped base.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. Ferromagnetic materials have minute magnetic ___ created within their atomic structure by the orbital motion and spin of electrons.

    • Options
    • A. forces
    • B. flux lines
    • C. domains
    • D. tapes
      • Discuss
    • 4. 

      Connecting a capacitor filter to the circuit in the given circuit will___.


    • Options
    • A. produce a nearly-constant dc voltage
    • B. reduce the output voltage
    • C. increase the ripple voltage
    • D. lower the surge current
      • Discuss
    • 5. ECL gates are noted for their high frequency capability and small output voltage swing.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. 

      If the voltage between points A and B equals 9 V in the given circuit, then VR3 equals ______.


    • Options
    • A. 0.9 V
    • B. 8.1 V
    • C. 9 V
    • D. More information is needed to find VR3.
      • Discuss
    • 7. A Thevenin equivalent circuit contains _____.

    • Options
    • A. a voltage source in series with a resistance
    • B. a current source in series with a resistance
    • C. resistors in a series-parallel configuration
    • D. many voltage sources
      • Discuss
    • 8. For a capacitor to completely charge in an RC integrator, the pulse width must be _____ 5 time constants.

    • Options
    • A. less than
    • B. greater than
    • C. equal to
    • D. greater than or equal to
      • Discuss
    • 9. 
      When the current through a coil reverses direction, the magnetic field around the coil _____.

    • Options
    • A. does not change
    • B. disappears
    • C. increases in strength
    • D. reverses direction
      • Discuss
    • 10. A rectangular wave that has a duty cycle of 50% could be called a

    • Options
    • A. "c" wave
    • B. sawtooth wave
    • C. square wave
    • D. triangular wave
      • Discuss

    Comments

    There are no comments.
Enter a new Comment




Aptitude

Engineering

Programming

Reasoning

Links

Copyright ©CuriousTab. All rights reserved.