Electrical Engineering · Transistors
In a bipolar junction transistor (BJT), what is the correct relationship between the common-base current gain (alpha) and the common-emitter current gain (beta)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1alpha = beta / (1 - beta)
- 2alpha = (beta + 1) / beta
- 3alpha = beta / (1 + beta)✓
- 4alpha = (beta - 1) / beta
Correct answer
alpha = beta / (1 + beta)
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