For a class-A FET power amplifier with 10 V drain supply and 2 A drain – McqOptions

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1.	For a class-A FET power amplifier with 10 V drain supply and 2 A drain current bias providing RF load current of 1 A amplitude. What is the DC to RF efficiency for load resistance of 5 Ω?
A.	50%
B.	25%
C.	35%
D.	12.5%
Answer» E.

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