n-p-n transistors are preferred over p-n-p transistors for digital circuit families because

they require positive supply voltage

of the requirements of positive logic system

the mobility of electrons is higher than the mobility of holes

n-p-n transistors are preferred over p-n-p transistors for digital cir

1.	n-p-n transistors are preferred over p-n-p transistors for digital circuit families because
A.	they require positive supply voltage
B.	they consume less power
C.	of the requirements of positive logic system
D.	the mobility of electrons is higher than the mobility of holes
Answer» E.