PN Junction MCQs Quiz Online PDF Download

Learn pn junction MCQs, applied physics test for online courses learning and test prep to practice. Electronics in physics quiz has multiple choice questions (MCQ), pn junction quiz questions and answers to learn for online college education with practice tests.

Applied physics practice test MCQ on one that is based on forward biased pn junction is with options photo diode, led, photo voltaic cell and both a and b problem solving skills for viva, competitive exam prep, interview questions with answer key. Free study guide is for online learning pn junction quiz with MCQs to practice test questions with answers. PN Junction Video

MCQs on PN Junction Quiz PDF Download

MCQ. One that is based on forward biased PN junction is

  1. photo diode
  2. LED
  3. photo voltaic cell
  4. both a and b

B

MCQ. Diode characteristic curve is a plot between

  1. current and time
  2. voltage and time
  3. voltage and current
  4. both a and b

C

MCQ. Photo diode is used for detection of

  1. visible light
  2. invisible light
  3. no light
  4. both a and b

D

MCQ. When semiconductor is doped half with trivalent and half with pentavalent impurities, junction formed is known as

  1. PN junction
  2. barrier junction
  3. potential barrier
  4. both a and b

A

MCQ. Color of light emitted by LED depends on

  1. its forward bias
  2. its reverse bias
  3. forward current
  4. semiconductor material

D