1
GATE EE 2007
MCQ (Single Correct Answer)
+2
-0.6
The switch $$'S'$$ is the circuit of the figure is initially closed. It is opened at time $$t=0.$$ You may neglect the zener diode forward voltage drops. What is the behavior of $${V_{OUT}}$$ for $$t > 0$$
2
GATE EE 2006
MCQ (Single Correct Answer)
+2
-0.6
A relaxation oscillator is made using op-amp as shown in figure. The supply Voltage of the op-amp are $$ \pm 12$$ the voltage waveform at point $$'p'$$ will be
A
B
C
D
3
GATE EE 2005
MCQ (Single Correct Answer)
+2
-0.6
In the given figure, if the input is a sinusoidal signal, the output-will appear as shown
A
B
C
D
4
GATE EE 2005
MCQ (Single Correct Answer)
+2
-0.6
Consider the inverting amplifier, using an ideal operational amplifier shown in figure. The designer wishes to realize the input resistance seen by the small signal source to be as large as possible, while keeping the voltage gain between $$–10$$ and $$–25.$$ the upper limit on $${R_F}$$ is $$1\,M\Omega .$$ The value of $${R_1}$$ should be
Questions Asked from Operational Amplifier (Marks 2)
Number in Brackets after Paper Indicates No. of Questions
GATE EE 2024 (1)
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GATE EE 2004 (3)
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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