Lakshya Education MCQs

Question: The normal way to turn on a SCR is by ___________
Options:
A.Appropriate anode current
B.Appropriate gate current
C.None of the above
Answer: Option B

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More Questions on This Topic :

Question 1. An SCR is turned off by ___________
  1.    Reducing anode voltage to zero
  2.    Reducing gate voltage to zero
  3.    Reverse biasing the gate
  4.    None of the above
Answer: Option A
Question 2. If firing angle in an SCR circuit is increased, the output ___________
  1.    Remains the same
  2.    Is increased
  3.    Is decreased
  4.    None of the above
Answer: Option C
Question 3. The control element of an SCR is ___________
  1.    Cathode
  2.    Anode
  3.    Anode supply
  4.    Gate
Answer: Option D
Question 4. In an SCR circuit, the angle of conduction can be changed by ___________
  1.    Changing anode voltage
  2.    Changing gate voltage
  3.    Reverse biasing the gate
  4.    None of the above
Answer: Option B
Question 5. An SCR is a solid state equivalent of ___________
  1.    Triode
  2.    Pentode
  3.    Gas-filled triode
  4.    Tetrode
Answer: Option C
Question 6. An SCR behaves as a ___________ switch
  1.    Unidirectional
  2.    Bidirectional
  3.    Mechanical
  4.    None of the above
Answer: Option A

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