Transistors
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Transistors questions with answers

96 multiple-choice questions. Open any question for its answer and explanation.

  1. The disadvantage of base resistor method of transistor biasing is that it ___________
  2. The operating point ___________ on the a.c. load line
  3. The current IB is ___________
  4. Tuned class C amplifiers are used for RF signals of ___________
  5. At parallel resonance, the line current is ___________
  6. The leakage current in a silicon transistor is about ___________ the leakage current in a germanium transistor
  7. The value of VBE ___________
  8. BC 147 transistor indicates that it is made of ___________
  9. A heat sink is generally used with a transistor to ___________
  10. A transistor is a ___________ operated device
  11. When the temperature changes, the operating point is shifted due to .
  12. IC = [a/(1 - a )] IB + [. . . . . . . . /(1 - a)]?
  13. In a transistor, the base current is about ___________ of emitter current
  14. The voltage gain in a transistor connected in ___________ arrangement is the highest
  15. Operating point represents ___________
  16. The phase difference between the input and output voltages in a common base arrangement is ___________
  17. A tuned amplifier is generally operated in ___________ operation
  18. If Q of an LC circuit increases, then bandwidth ___________
  19. The collector of a transistor is ___________ doped
  20. A transistor is connected in CB mode. If it is not connected in CE mode with same bias voltages, the values of IE, IB and IC will ___________
  21. The output impedance of a transistor connected in ___________ arrangement is the highest