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1
GATE EE 2004
MCQ (Single Correct Answer)
+1
-0.3
The transmission line distance protection relay having the property of being inherently directional is
A
impedance relay
B
MHO relay
C
OHM relay
D
reactance relay
2
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
Consider the problem of relay co-ordination for the distance relays $$R1$$ and $$R2$$ on adjacent lines of a transmission system figure. The Zone $$1$$ GATE EE 2002 Power System Analysis - Switch Gear and Protection Question 18 English
and Zone $$2$$ settings for both the relays are indicated on the diagram. Which of the following indicates the correct time setting for the Zone $$2$$ of relays $$R1$$ and $$R2.$$
A
$$TZ{2_{R1}} = 0.6s,\,\,TZ{2_{R2}} = 0.3s$$
B
$$TZ{2_{R1}} = 0.3s,\,\,TZ{2_{R2}} = 0.6s$$
C
$$TZ{2_{R1}} = 0.3s,\,\,TZ{2_{R2}} = 0.3s$$
D
$$TZ{2_{R1}} = 0.1s,\,\,TZ{2_{R2}} = 0.3s$$
3
GATE EE 2000
MCQ (Single Correct Answer)
+1
-0.3
In a 3-step distance protection, the reach of the three zones of the relay at the beginning of the first line typically extends upto
A
100% of the first line, 50% of the second line and 20% of the third line.
B
80% of the first line, 50% of the second line and 20% of the third line.
C
80% of the first line, 20% of the second line and 10% of the third line.
D
50% of first line, 50% of second line and 20% of the third line.
4
GATE EE 2000
MCQ (Single Correct Answer)
+1
-0.3
In an inverse definite minimum time, electromagnetic type over-current relay, the minimum time feature is achieved because of
A
Saturation of the magnetic circuit
B
Proper mechanical design
C
Appropriate time delay element.
D
Electromagnetic damping.
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GATE EE Subjects
Electromagnetic Fields
Time Varying Fields Electrostatics Magnetostatics
Signals and Systems
Linear Time Invariant Systems Continuous and Discrete Time Signals Continuous Time Signal Fourier Transform Continuous Time Periodic Signal Fourier Series Discrete Time Signal Z Transformation Miscellaneous Continuous Time Signal Laplace Transform Sampling Theorem
Engineering Mathematics
Calculus Vector Calculus Linear Algebra Differential Equations Probability and Statistics Transform Theory Complex Variable Numerical Methods
General Aptitude
Verbal Ability Numerical Ability
Power Electronics
Choppers and Commutation Techniques Single and Three Phase Rectifier Power Semiconductor Devices Ac Voltage Controllers Inverters
Power System Analysis
Per Unit System Power Generation Cost Power System Stability Symmetrical Components and Symmetrical and Unsymmetrical Faults Circuit Breaker Switch Gear and Protection Load Flow Studies High Voltage Dc Transmission Generating Power Station Parameters and Performance of Transmission Lines
Analog Electronics
Diode Circuits and Applications Frequency Response Bjt and Mosfet Biasing 555 Timer Feedback Amplifiers and Oscillator Circuits Operational Amplifier Small Signal Modeling
Control Systems
Time Response Analysis Block Diagram and Signal Flow Graph Polar Nyquist and Bode Plot State Variable Analysis Root Locus Techniques Basics of Control System Routh Hurwitz Stability Controller and Compensator
Digital Electronics
Boolean Algebra Logic Gates Combinational Circuits Minimization Logic Families and Memories Sequential Circuits Analog to Digital and Digital to Analog Converter Microprocessor
Electrical Machines
Induction Machines D.C Machines Synchronous Machines Transformers
Electric Circuits
Three Phase Circuits Transient Response Graph Theory Two Port Networks Sinusoidal Steady State Analysis Network Elements Network Theorems
Electrical and Electronics Measurement
Error Analysis and Measurement Basic of Indicating Instruments Potentiometer and Instrument Transformers Measurement of Resistance and A.C Bridges Measurement of Energy and Power Digital Voltmeters Questions Cathode Ray Oscilloscope
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