DIAC MCQ

Test your knowledge with important DIAC MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more DIAC MCQs at Bissoy

• DIAC’s do not work with DC voltage.
  ক

  True

  খ

  False
• What is the full form of TRIAC?
  ক

  Triode attenuating current

  খ

  Triode for alternating current

  গ

  Trioxide for analogous current

  ঘ

  Triode analogous current
• What is the full form of DIAC?
  ক

  Diode for alternating current

  খ

  Diode attenuating current

  গ

  Dioxide for analogous current

  ঘ

  Diode analogous current
• DIAC’s get damaged when voltage of wrong polarity is applied at its terminals.
  ক

  True

  খ

  False
• DIAC starts to conduct current after some threshold voltage.
  ক

  True

  খ

  False
• A SIDAC (Silicon diode for alternating current) does not conduct below a break-over voltage.
  ক

  True

  খ

  False
• What is the full form of SIDAC?
  ক

  Silicon diode for alternating current

  খ

  Silicate diode for alternating current

  গ

  Silicon dioxide for alternating current

  ঘ

  Silicon diode for analogous current
• How many layers of semiconductor does a DIAC have?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• What is the breakdown voltage of three layered DIAC (Diode alternating current)?
  ক

  Approximately 30 volts

  খ

  Approximately 20 volts

  গ

  Approximately 50 volts

  ঘ

  Approximately 40 volts
• DIAC can act as AC switch.
  ক

  True

  খ

  False
• DIAC is a unidirectional device.
  ক

  True

  খ

  False
• Which is an example of DIAC?
  ক

  OptoNCDT ILR 1030

  খ

  OptoNCDT1420

  গ

  NTE6408

  ঘ

  EddyNCDT 3301
• How many terminals does a DIAC (Diode alternating current) have?
  ক

  1

  খ

  2

  গ

  3

  ঘ

  4
• How many minimum thyristors are required to make a TRIAC (Triode alternating current)?
  ক

  0

  খ

  1

  গ

  2

  ঘ

  3