Home→ Electrical Engineering Mcqs → Single Stage Transistor Amplifiers →The output power of a transistor amplifier is more than the input power because the additional power is supplied by__________________?

A single stage transistor amplifier with collector load RC and emitter resistance RE has a d.c. load of __________?
For highest power gain, one would use __________configuration?
A transistor converts __________?
In transistor amplifiers, we generally use__________ capacitors?
The value of collector load RC in a transistor amplifier is __________the output impedance of the transistor?
A transistor amplifier has high output impedance because __________?
CC configuration is used for impedance matching because its __________?
The d.c. load of a transistor amplifier is generally__________ that of a a.c. load?
If the input capacitor of a transistor amplifier is short-circuited, then__________?
A CE amplifier is also called __________ circuit?
If a transistor amplifier feeds a load of low resistance (e.g. speaker), then voltage gain will be__________?
The radio wave picked up by the receiving antenna is amplified about __________ times to have reasonable sound output?
The ratio of output impedance of a CE amplifier is __________?
The purpose of a coupling capacitor in a transistor amplifier is to __________?
An amplifier has a power gain of 100. Its db gain is __________?
In order to get more voltage gain from a transistor amplifier, the transistor used should have__________?
In the d.c. equivalent circuit of a transistor amplifier, the capacitors are considered__________?
The purpose of emitter capacitor (i.e. capacitor across RE) is to __________?
The purpose of d.c. conditions in a transistor is to__________?
In the a.c. equivalent circuit of a transistor amplifier, the capacitors are considered __________?
If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is__________?
The purpose of capacitors in a transistor amplifier is to__________?
In a CE amplifier, voltage gain =__________ x RAC/Rin?
If the power and current gains of a transistor amplifier are 16500 and 100 respectively, then voltage gain is__________?
In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is __________?
In a single stage transistor amplifier, RC and RL represent collector resistance and load resistance respectively. The transistor sees a d.c. load of __________?
When a transistor amplifier is operating, the current in any branch is __________?
The phase difference between the output and input voltages of a CE amplifier is __________?
If the collector supply is 10V, then collector cut off voltage under d.c. conditions is __________?
The input capacitor in an amplifier is the__________ capacitor?
The slope of a.c. load line is __________ that of d.c. load line?
When an a.c. signal is applied to an amplifier, ,the operating point moves along__________?
A single stage transistor amplifier contains__________ and associated circuitry?
It is generally desired that a transistor should have__________ input impedance?
In the zero signal conditions, a transistor sees __________ load?
The point of intersection of d.c. and a.c. load lines is called__________?
If a transistor amplifier draws 2mA when input voltage is 10 V, then its input impedance is __________?

The output power of a transistor amplifier is more than the input power because the additional power is supplied by__________________?

A. Transistor
B. Biasing circuit
C. Collector supply VCC
D. None of the above

Correct Answer: Collector supply VCC ✔

Last Updated: July 30, 2021