Subject Repository
Electrical Engineering Mcqs
Showing 241 – 260 of 3,699 verified multiple choice questions with answers and explanations.
Q241NTS / FPSC / PPSC
The most costly coupling is _______________ coupling?
Q242NTS / FPSC / PPSC
Class C amplifiers are used as ___________________?
Q243NTS / FPSC / PPSC
A class A power amplifier uses _________________?
Q244NTS / FPSC / PPSC
The output stage of a multistage amplifier is also called _________________-?
Q245NTS / FPSC / PPSC
Class_____________ power amplifier has the highest collector efficiency ?
Q246NTS / FPSC / PPSC
The maximum efficiency of resistance loaded class A power amplifier is _________________?
Q247NTS / FPSC / PPSC
________________ coupling is generally employed in power amplifiers?
Q248NTS / FPSC / PPSC
Power amplifiers handle ______________ signals compare to voltage amplifiers?
Q249NTS / FPSC / PPSC
The maximum efficiency of transformer coupled class A power amplifier is _______________?
Q250NTS / FPSC / PPSC
In class A operation, the operating point is generally located_____________of the d.c. load line?
Q251NTS / FPSC / PPSC
The maximum collector efficiency of class B operation is ________________?
Q252NTS / FPSC / PPSC
If a transistor is operated in such a way that output current flows for 60o of the input signal, then it is ______________ operation?
Q253NTS / FPSC / PPSC
A class A power amplifier is sometimes called______________amplifier?
Q254NTS / FPSC / PPSC
A 2-transistor class B power amplifier is commonly called ______________ amplifier?
Q255NTS / FPSC / PPSC
A power amplifier has comparatively __________________ ß ?
Q256NTS / FPSC / PPSC
Low efficiency of a power amplifier results in_________________?
Q257NTS / FPSC / PPSC
When a transistor is cut off _________________?
Q258NTS / FPSC / PPSC
If the zero signal dissipation of a transistor is 1W, then power rating of the transistor should be at least___________________?
Q259NTS / FPSC / PPSC