What is the efficiency of a transformer coupled class A amplifier for – McqOptions

MCQOPTIONS

1.	What is the efficiency of a transformer coupled class A amplifier for a supply of 12 V and output of V(peak) = 12 V?
A.	1.39%
B.	20%
C.	50%
D.	12.5%
Answer» D. 12.5%

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