Bipolar Junction Transistors (BJT) - Technical MCQs

Q1:

A current ratio of IC/IE is usually less than one and is called:

A beta

B theta

C alpha

D omega

ANS:C - alpha

β = Ic/Ib.
α = Ic/Ie.
γ =Ie/Ib.

Ic = Collector current,
Ib = Base current,
Ie = Emitter current.