QuestionPapersHub.com

Join DBATU Group
... Members
JOIN FOR DAILY JOB, INTERNSHIP & SCHOLARSHIP UPDATES
👉 Telegram Job Group (Govt, MNC, Engg, BSc, BCA) JOIN HERE (Telegram Group)
👉 Telegram Internship/Scholarship Group JOIN HERE (Telegram Group)
👉 Lets Be Friends On INSTAGRAM Follow Us
👉 Lets Be Friends On LINKEDIN Follow Us
👉 Lets Be Friends On FACEBOOK Follow Us
HOME PAGE - QPH QPH - Click Here
JOB ALERTS PAGE - QPH JOB ALERTS - Click Here

DIGITAL ELECTRONICS QUIZ

Q:    A measurement of difference between largest and smallest signals DAC is referred as ___.

  • A:  Dynamic range
  • B:  Static range
  • C:  Stable range
  • D:  Determinant range

Q:    Bipolar junction transistors offer high speed, high gain, and low ____.

  • A:  Input resistance
  • B:  Output resistance
  • C:  Gain
  • D:  Switching

Q:    In pnp transistor, small current leaving base is amplified in the ____.

  • A:  Collector output
  • B:  Collector input
  • C:  Emitter output
  • D:  Base input

Q:    First practical device that could amplify was the ____.

  • A:  Triode vacuum tube
  • B:  Diode
  • C:  Flip flop
  • D:  Biode vacuum tube

Q:    In cutoff region, when both junctions are reverse biased, collector current is ____.

  • A:  Infinite
  • B:  1
  • C:  0
  • D:  10

Q:    Hybrid parameter hFE is equals to ____.

  • A:  βEC
  • B:  βDC
  • C:  αEC
  • D:  αDC

Q:    If PDmax is 500 mW, VCE is 20V and ICmax is ____.

  • A:  100 mA
  • B:  20 mA
  • C:  520 mA
  • D:  50 mA

Q:    When VCE exceeds 0.7V, transistor goes into a ____.

  • A:  Linear region
  • B:  Diode region
  • C:  Cutoff region
  • D:  Saturation region

Q:    αDC= ___

  • A:  IC/IE
  • B:  IE/IC
  • C:  IC+IE
  • D:  IC-IE

Q:    Hybrid-pi model is also known as ___.

  • A:  Gauss model
  • B:  Lenz model
  • C:  Letto model
  • D:  Giacoletto model
Join DBATU Group
... Members
1 2  . . . 3 4 5 More MCQs