TRIAC MCQS Triode for alternating current

TRIAC MCQS

Full form of TRIAC is triode for alternating current.

  • True
  • False

How many terminals does a TRIAC have?

  • 1
  • 2
  • 3
  • 4

How many minimum thyristors make up a TRIAC (Triode alternating current)?

  • 0
  • 1
  • 2
  • 3

How many doped regions do a standard TRIAC have?

  • 1
  • 6
  • 3
  • 4

Which is an example of TRIAC?

  • OptoNCDT ILR 1030
  • OptoNCDT1420
  • BT136
  • EddyNCDT 3301

TRIAC is a unidirectional device.

  • True
  • False

TRIAC (Triode alternating current) is unipolar device.

  • True
  • False

How many layers of semiconductor does a TRIAC (Triode alternating current) have?

  • 1
  • 2
  • 3
  • 4

What is the full form of SCR?

  • Silicon controlled rectifier
  • Silicate controlled rectifier
  • Silicon controlled rectification
  • Silicon controlling rectification

A TRIAC (Triode alternating current) cannot perform switching action on DC voltage.

  • True
  • False

A Triac is a ______________

  • 2 terminal switch
  • 2 terminal bilateral switch
  • 3 terminal bilateral switch
  • 3 terminal bidirectional switch

The Triac is ……….

  • Like a bidirectional SCR
  • A four terminal device
  • Not a thyristor
  • None of these

TRIAC is …………………

  • bidirectional switch
  • unidirectional
  • mechanical
  • reverse directional

Videos on Electronics engineering TRIAC MCQS

Which of the following power semiconductor device has bidirectional current capability?

  • SCR
  • MOSFET
  • TRIAC
  • IGBT

TRIAC is equivalent to …….

  • Two SCR connected in parallel
  • Two SCR connected in antiparallel
  • one SCR and one diode connected in parallel
  • none of these

TRIAC cannot be used in

  • AC voltage regulator
  • Cyclo converters
  • Solid state type of switch
  • Inverter
TRIAC MCQS
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