Related Questions

Power amplifiers handle ___________ signals compare to voltage amplifiers
A Small
B Very small
C Large
D None of the above
In transistor amplifiers, we use ___________ transformer for impedance matching
A Step up
B Step down
C Same turn ratio
D None of the above
The purpose of capacitors in a transistor amplifier is to ___________
A Protect the transistor
B Cool the transistor
C Couple or bypass a.c. component
D Provide biasing
In the d.c. equivalent circuit of a transistor amplifier, the capacitors are considered ___________
A Short
B Open
C Partially short
D None of the above
In the a.c. equivalent circuit of a transistor amplifier, the capacitors are considered ___________
A Short
B Open
C Partially open
D None of the above
Power amplifiers generally use transformer coupling because transformer per-mits
A Cooling of the circuit
B Impedance matching
C Distortionless output
D Good frequency response
___________ coupling is generally employed in power amplifiers
A Transformer
B RC
C direct
D Impedance
capacitors are used in transistor circuits.
A Ceramic
B Paper
C Air
D Electrolytic
Operational amplifiers use ___________.
A Linear ICs
B Digital ICs
C Both linear and digital ICs
D None of the above
Air capacitors are generally available in the range
A 10 to 400 pF
B 1 to 20 pF
C 100 to 900 pF
D 20 to 100 pF

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