Analog Circuits
Bipolar Junction Transistor
Marks 1Marks 2Marks 5
Operational Amplifier
Marks 1Marks 2Marks 5Marks 8
Frequency Response
Marks 1Marks 2Marks 5
Feedback Amplifier
Marks 1Marks 2
Power Amplifier
Marks 1Marks 2
1
GATE ECE 2022
MCQ (Single Correct Answer)
+1
-0.33

Consider the CMOS circuit shown in the figure (substrates are connected to their respective sources). The gate width (W) to gate length (L) ratios $$\left( {{W \over L}} \right)$$ of the transistors are as shown. Both the transistors have the same gate oxide capacitance per unit area. For the pMOSFET, the threshold voltage is $$-$$1 V and the mobility of holes is $$40{{c{m^2}} \over {V.s}}$$. For the nMOSFET, the threshold voltage is 1 V and the mobility of electrons is $$300{{c{m^2}} \over {V.s}}$$. The steady state output voltage V0 is ___________.

GATE ECE 2022 Analog Circuits - FET and MOSFET Question 7 English

A
equal to 0 V
B
more than 2 V
C
less than 2 V
D
equal to 2 V
2
GATE ECE 2022
MCQ (Single Correct Answer)
+1
-0.33

The ideal long channel nMOSFET and pMOSFET devices shown in the circuits have threshold voltages of 1 V and $$-$$1 V, respectively. The MOSFET substrates are connected to their respectively sources. Ignore leakage currents and assume that the capacitors are initially discharged. For the applied voltages as shown, the steady state voltages are ____________.

GATE ECE 2022 Analog Circuits - FET and MOSFET Question 10 English

A
V1 = 5 V, V2 = 5 V
B
V1 = 5 V, V2 = 4 V
C
V1 = 4 V, V2 = 5 V
D
V1 = 4 V, V2 = $$-$$5 V
3
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
In the MOSFET amplifier of the figure the signal output V1 and V2 obey the relationship GATE ECE 1998 Analog Circuits - FET and MOSFET Question 25 English
A
$${V_1} = {{{V_2}} \over 2}$$
B
$${V_1} =- {{{V_2}} \over 2}$$
C
$${V_1} = 2{V_2}$$
D
$${V_1} =- 2{V_2}$$
4
GATE ECE 1995
Fill in the Blanks
+1
-0
An n-channel JFET has IDSS = 1 mA and Vp = -5 V. Its maximum transconductance is ______
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics