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
Single Stage Transistor Amplifiers
If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is____________________?
If RC and RL represent the collector resistance and load resistance respectively in a single stage transistor amplifier, then a.c. load is____________________?
A. RL + RC
B. RC || RL
C. RL – RC
D. RC
The purpose of capacitors in a transistor amplifier is to___________________?
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 a CE amplifier, voltage gain =____________________ x RAC/Rin?
In a CE amplifier, voltage gain =____________________ x RAC/Rin?
A. α
B. (1 + α)
C. (1+ β)
D. β
If the power and current gains of a transistor amplifier are 16500 and 100 respectively, then voltage gain is_____________________?
If the power and current gains of a transistor amplifier are 16500 and 100 respectively, then voltage gain is_____________________?
A. 165
B. 165 x 104
C. 100
D. None of the above
In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is _________________?
In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is _________________?
A. 180o
B. 270o
C. 90o
D. 0o
In a single stage transistor amplifier, RC and RL represent collector resistance and load resistance respectively. The transistor sees a d.c. load of _____________________?
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
When a transistor amplifier is operating, the current in any branch is _______________?
When a transistor amplifier is operating, the current in any branch is _______________?
A. Sum of a.c. and d.c.
B. c. only
C. c. only
D. difference of a.c. and d.c.
The phase difference between the output and input voltages of a CE amplifier is _____________?
The phase difference between the output and input voltages of a CE amplifier is _____________?
A. 180o
B. 0o
C. 90o
D. 270o
If the collector supply is 10V, then collector cut off voltage under d.c. conditions is _______________?
If the collector supply is 10V, then collector cut off voltage under d.c. conditions is _______________?
A. 20 V
B. 5 V
C. 2 V
D. 10 V