ETC EngineeringMCQs
Home › Electronic Devices & Circuits › A BJT has beta = 99. Its common-base current gain alpha is approximately?
MCQ Practice Question
Electronic Devices & CircuitsBJT

A BJT has beta = 99. Its common-base current gain alpha is approximately?

  • A0.50
  • B0.90
  • C0.99
  • D1.99
Report an error
Correct Answer: C. 0.99
Explanation: alpha = beta/(beta+1) = 99/100 = 0.99.
Reference: Standard transistor electronics: beta-alpha conversion
Continue practicing: Electronic Devices & Circuits MCQs or browse all MCQs.