question_answer

One way in which the operation of an n-p-n transistor differs from that of zip-n-p

A)  the emitter junction is reverse biased in n-p-n.

B)  the emitter junction injects minority carriers into base region of the p-n-p

C)  the emitter injects holes into the base of the p-n-p and electrons into the base region n-p-n  

D)  the emitter injects holes into the base of n-p-n