

Bipolar Junction Transistors (BJT) - Technical MCQs
Q1: The symbol hfe is the same as:A ![]() B ![]() C hi-fi
D ![]() ANS:A - Hfe (with small alphabet (fe)) is ac current gain (Bac) while HFE (with capital alphabet (FE)) is dc current gain(Bdc). AC current gain for CB is afb (alpha forward current gain of CB). |


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