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STD 12 - 14. Semicondutor electronics — JEE STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceJEESTD 12 - 14. Semicondutor electronics4 Marks
MCQ
A $NPN $ transistor conducts when
  • A
    Both collector and emitter are positive with respect to the base
  • ✓
    Collector is positive and emitter is negative with respect to the base
  • C
    Collector is positive and emitter is at same potential as the base
  • D
    Both collector and emitter are negative with respect to the base
✓

Answer

Correct option: B.
Collector is positive and emitter is negative with respect to the base
b
(b)
 

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