-Refer to the figure above. To increase the current handling capability of this regulator, beyond the 5 A rating of the transistor, the reasonable thing to do would be to
A)increase the value of the zener diode.
B)change the values of R2 and R3.
C)place another transistor in series with Q1.
D)place another transistor in parallel with Q1.

Question

-Refer to the figure above. To increase the current handling capability of this regulator, beyond the 5 A rating of the transistor, the reasonable thing to do would be to
A)increase the value of the zener diode. 
B)change the values of R2 and R3. 
C)place another transistor in series with Q1. 
D)place another transistor in parallel with Q1.

Quizplus · Accepted Answer

Placing another transistor in parallel with Q1 increases the overall current handling capability of the circuit by sharing the load between the two transistors, thus allowing the regulator to handle more current than the 5 A rating of a single transistor.

-Refer to the Figure Above