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1
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
The Triac can be used only in
A
Inverter
B
Rectifier
C
Multiquadrant chopper
D
Cycloconverter
2
GATE EE 1996
MCQ (Single Correct Answer)
+1
-0.3
Which of the following does not cause permanent damage of an $$SCR?$$
A
High current
B
High rate of rise of current
C
High temperature rise
D
High rate of rise of voltage
3
GATE EE 1995
Fill in the Blanks
+1
-0
Figure, show two thyristors each rated $$500A$$ (continuous) sharing a load current. Current through thyristor $$y$$ is $$120A.$$ The current through thyristor $$x$$ will be nearly __________ $$A.$$ GATE EE 1995 Power Electronics - Power Semiconductor Devices Question 35 English
4
GATE EE 1994
MCQ (Single Correct Answer)
+1
-0.3
A switched mode power supply operating at $$20$$ $$kHz$$ to $$100$$ $$kHz$$ range uses as the main switching element
A
Thysistor
B
$$MOSFET$$
C
Triac
D
$$UJT$$
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GATE EE Subjects

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Digital Electronics
Analog to Digital and Digital to Analog Converter Microprocessor Sequential Circuits Logic Gates Minimization Logic Families and Memories Boolean Algebra Combinational Circuits
Control Systems
Controller and Compensator Root Locus Techniques Polar Nyquist and Bode Plot State Variable Analysis Basics of Control System Time Response Analysis Routh Hurwitz Stability Block Diagram and Signal Flow Graph
Power System Analysis
Circuit Breaker Parameters and Performance of Transmission Lines Switch Gear and Protection High Voltage Dc Transmission Symmetrical Components and Symmetrical and Unsymmetrical Faults Load Flow Studies Per Unit System Power Generation Cost Power System Stability Generating Power Station
Analog Electronics
Diode Circuits and Applications Feedback Amplifiers and Oscillator Circuits Frequency Response Bjt and Mosfet Biasing Small Signal Modeling 555 Timer Operational Amplifier
Electric Circuits
Network Elements Transient Response Two Port Networks Sinusoidal Steady State Analysis Network Theorems Three Phase Circuits Graph Theory
Electrical and Electronics Measurement
Potentiometer and Instrument Transformers Measurement of Resistance and A.C Bridges Measurement of Energy and Power Cathode Ray Oscilloscope Digital Voltmeters Questions Basic of Indicating Instruments Error Analysis and Measurement
Power Electronics
Single and Three Phase Rectifier Inverters Power Semiconductor Devices Ac Voltage Controllers Choppers and Commutation Techniques
Electromagnetic Fields
Time Varying Fields Electrostatics Magnetostatics
Signals and Systems
Continuous Time Periodic Signal Fourier Series Sampling Theorem Miscellaneous Continuous Time Signal Fourier Transform Linear Time Invariant Systems Continuous and Discrete Time Signals Discrete Time Signal Z Transformation Continuous Time Signal Laplace Transform
Electrical Machines
Synchronous Machines Transformers D.C Machines Induction Machines
Engineering Mathematics
Linear Algebra Differential Equations Probability and Statistics Complex Variable Transform Theory Numerical Methods Calculus Vector Calculus
General Aptitude
Verbal Ability Logical Reasoning Numerical Ability
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