Electronic Devices and Circuit Theory- Semiconductor Diodes Questions and Answers

Practice Mode
Showing 10 of 27 questions
Q11
Which of the following devices can check the condition of a semiconductor diode?
  • A Digital display meter (DDM)
  • B Multimeter
  • C Curve tracer
  • D All of the above
Answer: Option D
Q12
Which of the following is an atom composed of?
  • A Electrons
  • B Protons
  • C Neutrons
  • D All of the above
Answer: Option D
Q13
The condition of a semiconductor diode can be determined quickly using a ________.
  • A DDM
  • B VOM
  • C curve tracer
  • D Any of the above
Answer: Option D
Q14
How many valence electrons does a silicon atom have?
  • A 1
  • B 2
  • C 3
  • D 4
Answer: Option D
Q15
Calculate the power dissipation of a diode having ID = 40 mA.
  • A 28 mW
  • B 28 W
  • C 280 mW
  • D Undefined
Answer: Option A
Q16
In which of the following is the light intensity measured?
  • A Candela
  • B Efficacy
  • C Flux
  • D Illumination
Answer: Option A
Q17
Which of the following elements is most frequently used for doping pure Ge or Si?
  • A Boron
  • B Gallium
  • C Indium
  • D All of the above
Answer: Option D
Q18
In general, LEDs operate at voltage levels from ________ V to ________ V.
  • A 1.0, 3.0
  • B 1.7, 3.3
  • C 0.5, 4.0
  • D None of the above
Answer: Option B
Q19
What is the maximum power rating for LEDs?
  • A 150 mW
  • B 500 mW
  • C 1 W
  • D 10 W
Answer: Option A
Q20
The ________ diode model is employed most frequently in the analysis of electronic systems.
  • A ideal device
  • B simplified
  • C piecewise-linear
Answer: Option B
Electronics
Back to Electronics
Questions and Answers for Competitive Exams Various Entrance Test