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Electronic Circuit Design Practice Test 74

# Class A Power Amplifiers MCQ (Multiple Choice Questions) PDF - 74

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## Class A Power Amplifiers MCQ Questions : Quiz 74

MCQ 366: The maximum efficiency of a capacitively coupled class A amplifier is

A) 0.25
B) 0.4
C) 0.35
D) 0.65

MCQ 367: IDSS is constant when VGS is

A) High
B) 0
C) Low
D) Infinite

MCQ 368: The ratio of the power delivered to the load to the input power is known as

A) Power gain
B) Voltage gain
C) Current gain
D) Energy gain

MCQ 369: The material that is neither a good conductor nor a good insulator is called

A) Half conductor
B) Inductor
C) Half insulator
D) Semiconductors

MCQ 370: If the frequency of the capacitor-filtered full wave-rectifier is reduced, the ripple voltage will

A) Half
B) Double
C) Increase
D) Decrease

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