Electronic Devices and Circuit Theory- Bipolar Junction Transistors Questions and Answers

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Showing 10 of 19 questions
Q11
What is (are) general-purpose/small-signal transistors case type(s)?
  • A TO-18
  • B TO-92
  • C TO-39
  • D TO-52
Answer: Option
Q12
What is (are) common fault(s) in a BJT-based circuit?
  • A opens or shorts internal to the transistor
  • B open bias resistor(s)
  • C external opens and shorts on the circuit board
  • D all of the above
Answer: Option D
Q13
The dc load line on a family of collector characteristic curves of a transistor shows the .
  • A saturation region
  • B cutoff region.
  • C active region.
  • D all of the above
Answer: Option D
Q14
It is best to check a transistor in-circuit before removing it.
  • A TRUE
  • B FALSE
Answer: Option A
Q15
A BJT consists of three regions: base, emitter, and collector.
  • A TRUE
  • B FALSE
Answer: Option A
Q16
BJT transistors are of two general types, npn and pnp.
  • A TRUE
  • B FALSE
Answer: Option A
Q17
In saturation, both the base-collector and base-emitter junctions are forward-biased.
  • A TRUE
  • B FALSE
Answer: Option A
Q18
Both junctions of a BJT should be forward-biased for linear operation.
  • A TRUE
  • B FALSE
Answer: Option B
Q19
Phototransistors usually respond only to light in the red or infrared spectrum.
  • A TRUE
  • B FALSE
Answer: Option A

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