The maximum a.c. power output from a class A power amplifier is 10 W. What should be the minimum power rating of the transistor used ?

The maximum a.c. power output from a class A power amplifier is 10 W.

1.	The maximum a.c. power output from a class A power amplifier is 10 W. What should be the minimum power rating of the transistor used ?
A.	10 W
B.	15 W
C.	5 W
D.	20 W
Answer» E.