1
GATE EE 2017 Set 1
MCQ (Single Correct Answer)
+2
-0.6
The approximate transfer characteristic for the circuit shown below with an ideal operational amplifier and diode will be
A
B
C
D
2
GATE EE 2015 Set 1
MCQ (Single Correct Answer)
+2
-0.6
The op-amp shown in the figure has a finite gain $$A = 1000$$ and an infinite input resistance. A step voltage $${V_i} = 1\,\,mV$$ is applied at the input at time $$t = 0$$ as shown. Assuming that the operational amplifier is not saturated, the time constant (in millisecond) of the output voltage $${V_o}$$ is
3
GATE EE 2015 Set 2
MCQ (Single Correct Answer)
+2
-0.6
The saturation voltage of the ideal op-amp shown below is $$ \pm 10\,V.$$ The output voltage $${V_O}$$ of the following circuit in the steady-state is
4
GATE EE 2014 Set 3
Numerical
+2
-0
A hysteresis type $$TTL$$ inverter is used to realize an oscillator in the circuit shown in the figure.
If the lower and upper trigger level voltages are $$0.9$$ $$V$$ and $$1.7$$ $$V,$$ the period (in $$ms$$), for which output is LOW, is ____________.
Your input ____
Questions Asked from Operational Amplifier (Marks 2)
Number in Brackets after Paper Indicates No. of Questions
GATE EE 2024 (1)
GATE EE 2023 (1)
GATE EE 2022 (2)
GATE EE 2017 Set 2 (1)
GATE EE 2017 Set 1 (1)
GATE EE 2015 Set 1 (1)
GATE EE 2015 Set 2 (1)
GATE EE 2014 Set 3 (2)
GATE EE 2014 Set 1 (2)
GATE EE 2013 (1)
GATE EE 2009 (2)
GATE EE 2008 (4)
GATE EE 2007 (2)
GATE EE 2006 (1)
GATE EE 2005 (2)
GATE EE 2004 (3)
GATE EE 2003 (1)
GATE EE 2002 (1)
GATE EE 2001 (2)
GATE EE 2000 (1)
GATE EE 1998 (1)
GATE EE 1997 (1)
GATE EE 1992 (2)
GATE EE 1991 (1)
GATE EE Subjects
Electric Circuits
Electromagnetic Fields
Signals and Systems
Electrical Machines
Engineering Mathematics
General Aptitude
Power System Analysis
Electrical and Electronics Measurement
Analog Electronics
Control Systems
Power Electronics