Q.1
A tuned amplifier is used in ___________ applications
Q.2
The dimensions of L/CR are that of ___________
Q.3
IC = [a / (1 - a )] IB + [ / (1 - a )]
Q.4
The relation between ß and a is ___________
Q.5
A resonant circuit contains ___________ elements
Q.6
IC = [a / (1 - a )] IB + ___________
Q.7
In a transistor, signal is transferred from a ___________ circuit
Q.8
BC 147 transistor indicates that it is made of ___________
Q.9
Double tuned circuits are used in ___________ stages of a radio receiver
Q.10
In a tansistor, IC = 100 mA and IE = 100.2 mA. The value of ß is ___________
Q.11
If L/C ratio of a parallel LC circuit is increased, the Q of the circuit ___________
Q.12
If the resistance of a tuned circuit is increased, the Q of the circuit ___________
Q.13
Most of the majority carriers from the emitter ___________
Q.14
The most commonly used transistor arrangement is ___________ arrangement
Q.15
In a transistor, the base current is about ___________ of emitter current
Q.16
IC = aIE + ___________
Q.17
In a transistor amplifier circuit VCE = VCB + ___________
Q.18
The stability factor of a collector feedback bias circuit is ___________ that of base resistor bias.
Q.19
If biasing is not done in an amplifier circuit, it results in ___________
Q.20
The disadvantage of voltage divider bias is that it has ___________
Q.21
For frequencies below the resonant frequency , a parallel LC circuit behaves as a ___________ load
Q.22
A tuned amplifier uses ___________ load
Q.23
As the temperature of a transistor goes up, the base emitter resistance ___________
Q.24
At parallel resonance, the ratio L/C is ___________
Q.25
The Q of a tuned circuit refers to the property of ___________
Q.26
In the design of a biasing circuit, the value of collector load RC is determined by ___________
Q.27
The operating point ___________ on the a.c. load line
Q.28
The voltage gain of a tuned amplifier is ___________ at resonant frequency
Q.29
In voltage divider bias, VCC = 25 V; R1 = 10 kΩ; R2 = 2.2 V ; RC = 3.6 V and RE =1 kΩ. What is the emitter voltage?
Q.30
A transistor has ___________
0 h : 0 m : 1 s