Related Questions

In order to get more voltage gain from a transistor amplifier, the transistor used should have ___________
A Thin base
B Thin collector
C Wide emitter
D None of the above
If the current gain of the amplifier is X, its voltage gain is Y, then its power gain will be
A $$\frac{{\text{X}}}{{\text{Y}}}$$
B X × Y
C X + Y
D X - Y
In a single stage transistor amplifier, RC and RL represent collector resistance and load resistance respectively. The transistor sees a d.c. load of ___________
A RC + RL
B RC || RL
C RL
D RC
The value of collector load RC in a transistor amplifier is ___________ the output impedance of the transistor.
A The same as
B Less than
C More than
D None of the above
If a transistor amplifier feeds a load of low resistance (e.g. speaker), then voltage gain will be ___________
A High
B Very high
C Moderate
D Low
Generally, the gain of a transistor amplifier falls at high frequencies due to the
A Internal Capacitance of the device
B Coupling capacitor at the input
C Skin effect
D Coupling capacitor at the output
If the gain versus frequency curve of a transistor amplifier is not flat, then there is distortion.
A Amplitude
B Intermodulation
C Frequency
D None of the above
In deriving ac equivalent circuit for an amplifier circuit we short circuit
A All resistors
B All transistors
C All inductors
D All capacitors
For faithful amplification by a transistor circuit, the value of VBE should ___________ for a silicon transistor
A Be zero
B Be 0.01 V
C Not fall below 0.7 V
D Be between 0 V and 0.1 V
For faithful amplification by a transistor circuit, the value of VCE should ___________ for silicon transistor
A Not fall below 1 V
B Be zero
C Be 0.2 V
D None of the above

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