Electronic Devices Circuits Jfet Volt Ampere Characteristics Online Exam Quiz
Electronic Devices Circuits Jfet Volt Ampere Characteristics GK Quiz. Question and Answers related to Electronic Devices Circuits Jfet Volt Ampere Characteristics. MCQ (Multiple Choice Questions with answers about Electronic Devices Circuits Jfet Volt Ampere Characteristics
What is the value of resultant gm if two non identical FETs are connected in parallel?
Options
A : (µ1 rd1 + µ2 rd2)/ (rd1+rd2)
B : (µ1 rd2 + µ2 rd1)/ (rd1+rd2)
C : 0
D : µ1 rd1+ µ2 rd2
A JFET has ID=10mA, IDSS=1A, Vp=-1v, what is the value of Vgs?
Options
A : -0.9V
B : 1V
C : -1V
D : 0.5V
For a p-channel FET, the current ID at Vgs = 2V and Vds = 5V and Vgs = 3V was found to be 2mA, what will be the value of ID at Vgs = 0V and Vds = 5V?
Options
A : 0A
B : 2mA
C : Lesser than 0A
D : Greater than 2mA
For an n-channel FET, the current v at Vgs=-2V and Vds=5V was found to be 2mA, what will be the value of ID at Vgs=0V and Vds=5V?
Options
A : 0A
B : 2mA
C : Lesser than 0A
D : Greater than 2mA
A FET is biased at ID = IDSS/4, at this point the value of trans conductance is __________________ (ID=10mA, Vp=-5V).
Options
A : 1mA/V
B : 2mA/V
C : 3mA/V
D : 4mA/V
If a JFET with length L=10µm, a=2µm, W=8µm, Vp=-4V.What is the value of rds at Vgs = 0V?
Options
A : 2K?
B : 5.2K?
C : 10K?
D : 9.8K?
What will be the value of trans conductance if two Identical FETs are connected in parallel?
Options
A : Doubles
B : Reduces to half
C : 0
D : Infinite
What will be the value of rd, if two identical FETs are connected in parallel?
Options
A : Doubles
B : Reduces to half
C : 0
D : Infinite
Where does the transfer curve lie for a p- channel FET?
Options
A : First quadrant
B : Second quadrant
C : Third quadrant
D : Fourth quadrant
For low value of VDS, the JFET behaves like a __________
Options
A : Voltage Variable Resistor
B : Constant Voltage Device
C : Amplifier
D : Switch
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