Optical Diodes MCQs & Quiz Online PDF Book Download

Optical diodes MCQs, optical diodes quiz answers to learn electronic devices courses online. Special purpose diodes multiple choice questions (MCQs), optical diodes quiz questions and answers for online masters degree. Varactor diodes, zener diode applications, photodiode, optical diodes test prep for engineering certifications.

Learn special purpose diodes test MCQs: early leds were built up of semiconductor, with choices si, sio, gaas, and be for online masters degree. Practice assessment test for scholarships, online learning optical diodes quiz questions for competitive assessment in engineering majors.

MCQ on Optical Diodes Quiz Book Download

MCQ: Early LEDs were built up of semiconductor

  1. Si
  2. SiO
  3. GaAs
  4. Be


MCQ: GaP were used as light emitter ro achie Ve pale

  1. red light
  2. yellow light
  3. green light
  4. blue light


MCQ: GaAs LED emits

  1. microwaves
  2. IR radiations
  3. Ultra Violet
  4. X-rays


MCQ: Light color and Visibility is determined in LED by

  1. microwave
  2. wavelength
  3. spectrum
  4. capacitance


MCQ: A common display device of LED is

  1. se Ven segment display
  2. red light pointer
  3. LED T V
  4. multilight pointer