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1
GATE EE 2006
MCQ (Single Correct Answer)
+1
-0.3
Keeping in view the cost and overall effectiveness, the following circuit breaker is best suited for capacitor bank switching
A
vacuum
B
air blast
C
SF6
D
oil
2
GATE EE 2003
MCQ (Single Correct Answer)
+1
-0.3
The interrupting time of a circuit breaker is the period between the instant of
A
Initiation of short circuit and the arc extinction on an opening operation
B
Energizing of the trip circuit and the arc extinction on an opening operation
C
Initiation of short circuit and the parting of primary arc contacts
D
Energizing of the trip circuit and the parting of primary arc contacts
3
GATE EE 1999
MCQ (Single Correct Answer)
+1
-0.3
Three sections of a feeder are provided with circuit breakers CB1, CB2, CB3, CB4, CB5 and CB6. For a fault F as indicated in figure. GATE EE 1999 Power System Analysis - Circuit Breaker Question 6 English
A
CB5 must be set to trip after CB1 trips.
B
CB5 must be set to trip after CB3 and CB4 trips.
C
CB5 must be set to trip after CB2 trip.
D
CB5 must be set to trip before CB1, CB2, CB3 and CB4 trip.
4
GATE EE 1997
MCQ (Single Correct Answer)
+1
-0.3
The use of high-speed of circuit-breakers
A
Reduces the short circuit current
B
Improves system stability
C
Decreases system stability
D
Increases the short circuit current
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GATE EE Subjects

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Digital Electronics
Boolean Algebra Combinational Circuits Logic Gates Logic Families and Memories Minimization Sequential Circuits Analog to Digital and Digital to Analog Converter Microprocessor
Control Systems
Time Response Analysis State Variable Analysis Basics of Control System Root Locus Techniques Block Diagram and Signal Flow Graph Controller and Compensator Polar Nyquist and Bode Plot Routh Hurwitz Stability
Power System Analysis
Power System Stability Load Flow Studies Parameters and Performance of Transmission Lines High Voltage Dc Transmission Circuit Breaker Symmetrical Components and Symmetrical and Unsymmetrical Faults Per Unit System Power Generation Cost Switch Gear and Protection 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
Three Phase Circuits Two Port Networks Network Theorems Sinusoidal Steady State Analysis Graph Theory Transient Response Network Elements
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 Signal Fourier Transform Miscellaneous Discrete Time Signal Z Transformation Continuous Time Periodic Signal Fourier Series Continuous and Discrete Time Signals Continuous Time Signal Laplace Transform Linear Time Invariant Systems Sampling Theorem
Electrical Machines
Induction Machines D.C Machines Transformers Synchronous 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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