In Class A Operation, The Input Circuit Of A Jfet Is ____________ Biased?
In Class A Operation, The Input Circuit Of A Jfet Is ____________ Biased?
Forward | |
Not | |
None Of The Above | |
reverse |
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Electrical Engineering mcqs
In A P-Channel Jfet, The Charge Carriers Are _____________?
In A P-Channel Jfet, The Charge Carriers Are _____________?
Both Electrons And Holes | |
holes | |
None Of The Above | |
Electrons |
In A Jfet, When Drain Voltage Is Equal To Pinch-Off Voltage, The Depletion Layers ______________?
In A Jfet, When Drain Voltage Is Equal To Pinch-Off Voltage, The Depletion Layers ______________?
Have Moderate Gap | |
Have Large Gap | |
almost touch each other | |
None Of The Above |
In A Jfet, Idss Is Known As ________________?
In A Jfet, Idss Is Known As ________________?
drain to source current with gate shorted | |
Drain To Source Current | |
None Of The Above | |
Drain To Source Current With Gate Open |
In A Fet, There Are _____________Pn Junctions At The Sides?
In A Fet, There Are _____________Pn Junctions At The Sides?
two | |
Three | |
Four | |
Five |
In A Certain Common-Source D-Mosfet Amplifier, Vds =3.2 V R.M. And Vgs = 280 Mv R.M.S. The Voltage Gain Is_______________?
In A Certain Common-Source D-Mosfet Amplifier, Vds =3.2 V R.M. And Vgs = 280 Mv R.M.S. The Voltage Gain Is_______________?
3.2 | |
11.4 | |
1 | |
8.75 |
If The Reverse Bias On The Gate Of A Jfet Is Increased, Then Width Of The Conducting Channel ______________?
If The Reverse Bias On The Gate Of A Jfet Is Increased, Then Width Of The Conducting Channel ______________?
Remains The Same | |
is decreased | |
Is Increased | |
None Of The Above |
If The Gate Of A Jfet Is Made Less Negative, The Width Of The Conducting Channel__________________?
If The Gate Of A Jfet Is Made Less Negative, The Width Of The Conducting Channel__________________?
is increased | |
None Of The Above | |
Remains The Same | |
Is Decreased |
If The Cross-Sectional Area Of The Channel In N-Channel Jeft Increases, The Drain Current _____________?
If The Cross-Sectional Area Of The Channel In N-Channel Jeft Increases, The Drain Current _____________?
is increased | |
Is Decreased | |
Remains The Same | |
None Of The Above |
If Load Resistance In The Above Question (Q.49) Is Removed, The Output Voltage Will_____________?
If Load Resistance In The Above Question (Q.49) Is Removed, The Output Voltage Will_____________?
Stay The Same | |
Be Zero | |
Decrease | |
increase |
For Vgs = 0 V, The Drain Current Becomes Constant When Vds Exceeds ________________?
For Vgs = 0 V, The Drain Current Becomes Constant When Vds Exceeds ________________?
Cut Off | |
V | |
VP | |
Vdd |
At Cut-Off, The Jfet Channel Is _____________?
At Cut-Off, The Jfet Channel Is _____________?
At Its Widest Point | |
completely closed by the depletion region | |
Reverse Baised | |
Extremely Narrow |
A N-Channel D-Mosfet With A Positive Vgs Is Operating In _______________?
A N-Channel D-Mosfet With A Positive Vgs Is Operating In _______________?
Saturation | |
Cut Off | |
the enhancement-mode | |
The Depletion-Mode |
A Mosfet Uses The Electric Field Of A _______________To Control The Channel Current?
A Mosfet Uses The Electric Field Of A _______________To Control The Channel Current?
capacitor | |
Generator | |
None Of The Above | |
Battery |
A Mosfet Is Sometimes Called______________ Jfet?
A Mosfet Is Sometimes Called______________ Jfet?
Shorted Gate | |
insulated gate | |
Many Gate | |
Open Gate |
A Mosfet Has______________ Terminals?
A Mosfet Has______________ Terminals?
Two | |
Four | |
three | |
Five |
A Mosfet Differs From A Jfet Mainly Because _________________?
A Mosfet Differs From A Jfet Mainly Because _________________?
None Of The Above | |
The Mosfet Has Two Gates | |
the JFET has a pn junction | |
Of Power Rating |
A Mosfet Can Be Operated With________________?
A Mosfet Can Be Operated With________________?
Negative Gate Voltage Only | |
None Of The Above | |
Positive Gate Voltage Only | |
positive as well as negative gate voltage |
A Jfet Is Similar In Operation To ___________ Valve?
A Jfet Is Similar In Operation To ___________ Valve?
pentode | |
Diode | |
Tetrode | |
Triode |
A Jfet Is A__________ Driven Device?
A Jfet Is A__________ Driven Device?
Both Current And Voltage | |
Current | |
None Of The Above | |
voltage |
A Jfet Is Also Called____________ Transistor?
A Jfet Is Also Called____________ Transistor?
Bipolar | |
None Of The Above | |
Unijunction | |
unipolar |
A Jfet Has ____________ Power Gain?
A Jfet Has ____________ Power Gain?
None Of The Above | |
Very Small | |
very high | |
Small |
A Jfet Has Three Terminals, Namely________________?
A Jfet Has Three Terminals, Namely________________?
Cathode, Anode, Grid | |
None Of The Above | |
source, gate, drain | |
Emitter, Base, Collector |
A Jfet Has High Input Impedance Because _________________?
A Jfet Has High Input Impedance Because _________________?
It Is Made Of Semiconductor Material | |
Of Impurity Atoms | |
None Of The Above | |
input is reverse biased |
A Cs Jfet Amplifier Has A Load Resistance Of 10 Ko , Rd= 820o . If Gm= 5ms And Vin= 500 Mv, The Output Signal Voltage Is__________________?
A Cs Jfet Amplifier Has A Load Resistance Of 10 Ko , Rd= 820o . If Gm= 5ms And Vin= 500 Mv, The Output Signal Voltage Is__________________?
2.05 V | |
0.5 V | |
25 V | |
1.89 V |