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The cascade amplifier is a multistage configuration of__________?
Related MCQs
Three identical amplifiers with each one having a voltage gain of 50,input resistance of 1KΩ & output resistance of 250 ,are cascaded.The open circuit voltage gain of combined amplifier is_________?
An amplifier using an opamp with slew rate SR=1v/µsec has a gain of 40db.if this amplifier has to faithfully amplify sinusoidal signals from dc to 20 KHz without introducing any slew-rate induced distortion, then the input signal level must not exceed________?
An npn BJT has gm=38mA/v, cµ =10¯14 F, cπ =10¯13F and DC current gain β0=90.For this transistor fT & fβ are________?
The MOSFET switch in its on-state may be considered equivalent to__________?
. If =0.98 ,Ico=6µA and Iβ=100µA for a transistor,then the value of Ic will be______?
In a common emitter, unbypassed resister provides__________?
A differential amplifier has a differential gain of 20,000 . CMRR=80 dB. The common mode gain is given by________?
MOSFET can be used as a__________?
Which of the following amplifier circuit using junction transistor has the best gain?
The horizontal intercept of dc load line is the same as ideal__________?
In a CB amplifier the maximum efficiency could be__________?
Introducing a resistor in the emitter of a common amplifier stabilizes the dc operating point against variations in__________?
The most commonly used amplifier in sample & hold circuits is__________?
In a full-wave rectifier using two ideal diodes,Vdc & Vm are the dc & peak values of the voltage respectively across a resistive load. If PIV is the peak inverse voltage of the diode, then the appropriate relationships for this rectifier is__________?
The action of JFET in its equivalent circuit can best be represented as a__________?
Generally, the gain of a transistor amplifier falls at high frequencies due to the__________?
The current gain of a bipolar transistor drops at high frequencies because of__________?
Negative feedback in an amplifier__________?
Class AB operation is often used in power large signal amplifiers in order to_________?
An n- channel JFET has IDSS=2mA,and Vp=-4v.Its transconductance gm=in mA/V)for an applied gate to source voltage VGS=-2v is__________?
The effective channel length of a MOSFET in a saturation decreases with increase in__________?
A differential amplifier is invariably used in the i/p stage of all OP-amps. This is done basically to provide the OP-amps with a very high_________?
An OPAMP has a slew rate of 5 V/μ S .The largest sine wave O/P voltage possible at a frequency of 1 MHZ is [Hint: Slew rate is defined as the max. rate of change of output voltage. Its unit is V/μS.
A source follower using an FET usually has a voltage gain which is__________?
The early effect in a bipolar junction transistor is caused by__________?
In an op-amp differentiator:__________?
In deriving ac equivalent circuit for an amplifier circuit, we short circuit__________?
When a transistor is connected in common emitter mode, it with have__________?
In a transistor leakage current mainly depends on__________?
Voltage Series feedback also called series-shunt feedback) results in__________?
To prevent a DC return between source and load, it is necessary to use__________?
The current gain of a BJT is__________?
An ideal OP-AMP is an ideal__________?
An amplifier without feedback has a voltage gain of 50,input resistance os 1 KΩ & Output resistance of 2.5KΩ.The input resistance of the current-shunt negative feedback amplifier using the above amplifier with a feedback factor of 0.2 is__________?
In the differential voltage gain & the common mode voltage gain of a differential amplifier are 48db &2db respectively, then its common mode rejection ratio is__________?
A 741-type OP-AMP has a gain-bandwidth product of 1MHz. A non-inverting amplifier using this op-amp & having a voltage gain of 20db will exhibit -3db bandwidth of__________?
A dc power supply has no-load voltage of 30v,and a full-load voltage of 25v at full-load current of 1A.Its output resistance & load regulation ,respectively are__________?
Most of the linear ICs are based on the two-transistor differential amplifier because of its__________?
The bandwidth of an RF tuned amplifier is dependent on__________?
A constant current signal across a parallel RLC circuits gives an o/p of 1.4v at the signal frequency of 3.89KHZ and 4.1KHZ .At the frequency of 4KHZ,the o/p voltage will be__________?
In a p-n junction diode under reverse bias , the magnitude of electric field is maximum at__________?
A change in the value of the emitter resistance Re in a differential amplifier?
Thermal runaway is not possible in FET because as the temperature of FET increases__________?
Which of the following is not associated with a p-n junction?
The cascade amplifier is a multistage configuration of__________?
A. CC-CB .
B. CE-CB
C. CB-CC
D. CE-CC
Correct Answer:
CE-CB
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Last Updated:
December 19, 2018