The class B push-pull circuit can deliver 100 W of a.c. output power. What should be the minimum power rating of each transistor?

The class B push-pull circuit can deliver 100 W of a.c. output power.

1.	The class B push-pull circuit can deliver 100 W of a.c. output power. What should be the minimum power rating of each transistor?
A.	20 W
B.	40 W
C.	10 W
D.	80 W
Answer» B. 40 W