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1
GATE EE 2024
MCQ (Single Correct Answer)
+1
-0.33

The table lists two instrument transformers and their features:

Instrument TransformersFeatures
X) Current Transformer (CT)P) Primary is connected in parallel to the grid
Y) Potential Transformer (PT)Q) Open circuited secondary is not desirable
R) Primary current is the line current
S) Secondary burden affects the primary current

The correct matching of the two columns is

A

X matches with P and Q; Y matches with R and S.

B

X matches with P and R; Y matches with Q and S.

C

X matches with Q and R; Y matches with P and S.

D

X matches with Q and S; Y matches with P and R.

2
GATE EE 2000
MCQ (Single Correct Answer)
+1
-0.3
Instrument transformers are known to introduce magnitude and phase errors in measurements. These are primarily due to
A
improper connections on the primary side
B
measurement errors inherent in the meter connected to the transformer secondary
C
open and short circuit parameters of the instrument transformers
D
none
3
GATE EE 1997
MCQ (Single Correct Answer)
+1
-0.3
A potentiometer is basically
A
Deflection type instrument
B
Null type instrument
C
Deflection as well as null
D
A digital instrument
4
GATE EE 1997
MCQ (Single Correct Answer)
+1
-0.3
A transfer instrument employed in the standardization of a polar type $$a.c$$ potentiometer is ______
A
an electro static instrument
B
a thermal instrument
C
a dynamo meter instrument
D
a moving coil instrument
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GATE EE Subjects
Electric Circuits
Three Phase Circuits Transient Response Graph Theory Two Port Networks Sinusoidal Steady State Analysis Network Elements Network Theorems
Electromagnetic Fields
Time Varying Fields Electrostatics Magnetostatics
Signals and Systems
Continuous and Discrete Time Signals Linear Time Invariant Systems Continuous Time Signal Fourier Transform Discrete Time Signal Z Transformation Continuous Time Signal Laplace Transform Sampling Theorem Continuous Time Periodic Signal Fourier Series Miscellaneous
Electrical Machines
Induction Machines D.C Machines Synchronous Machines Transformers
Engineering Mathematics
Linear Algebra Differential Equations Calculus Probability and Statistics Numerical Methods Vector Calculus Transform Theory Complex Variable
General Aptitude
Verbal Ability Logical Reasoning Numerical Ability
Power System Analysis
Parameters and Performance of Transmission Lines Power Generation Cost Power System Stability Symmetrical Components and Symmetrical and Unsymmetrical Faults Circuit Breaker Switch Gear and Protection Per Unit System Load Flow Studies High Voltage Dc Transmission Generating Power Station
Electrical and Electronics Measurement
Basic of Indicating Instruments Error Analysis and Measurement Measurement of Resistance and A.C Bridges Measurement of Energy and Power Digital Voltmeters Questions Potentiometer and Instrument Transformers Cathode Ray Oscilloscope
Analog Electronics
Diode Circuits and Applications Bjt and Mosfet Biasing Small Signal Modeling Feedback Amplifiers and Oscillator Circuits Operational Amplifier Frequency Response 555 Timer
Control Systems
Block Diagram and Signal Flow Graph Polar Nyquist and Bode Plot State Variable Analysis Basics of Control System Routh Hurwitz Stability Time Response Analysis Root Locus Techniques Controller and Compensator
Power Electronics
Choppers and Commutation Techniques Ac Voltage Controllers Single and Three Phase Rectifier Power Semiconductor Devices Inverters
Digital Electronics
Boolean Algebra Logic Gates Combinational Circuits Minimization Logic Families and Memories Sequential Circuits Analog to Digital and Digital to Analog Converter Microprocessor
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