Power System Analysis
Per Unit System
Marks 1Marks 2
Power Generation Cost
Marks 1Marks 2Marks 5
Power System Stability
Marks 1Marks 2Marks 5
Symmetrical Components and Symmetrical and Unsymmetrical Faults
Marks 1Marks 2Marks 5
Circuit Breaker
Marks 1Marks 2Marks 5
Switch Gear and Protection
Marks 1Marks 2Marks 5
Load Flow Studies
Marks 1Marks 2Marks 5
High Voltage Dc Transmission
Marks 1
Generating Power Station
Marks 1Marks 2
Parameters and Performance of Transmission Lines
Marks 1Marks 2Marks 5
1
GATE EE 2005
MCQ (Single Correct Answer)
+1
-0.3
High Voltage DC (HVDC) transmission is mainly used for
A
bulk power transmission over very long distances
B
inter-connecting two systems with the same nominal frequency
C
eliminating reactive power requirement in the operation
D
minimizing harmonics at the converter stations
2
GATE EE 2003
MCQ (Single Correct Answer)
+1
-0.3
Choose two appropriate auxiliary components of a HVDC transmission system from the following
$$1.$$ D.C. line inductor
$$2.$$ A.C. line inductor
$$3.$$ Reactive power sources
$$4.$$ Distance relays on D.C. line
$$5.$$ Series capacitance of A.C. line
A
1 and 2
B
1 and 3
C
2 and 4
D
4 and 5
3
GATE EE 2000
MCQ (Single Correct Answer)
+1
-0.3
Out of the considerations (i) to (iv) listed below,
(i) No distance limitation related to steady state stability
(ii) No reactive power requirement from the system at the two terminals
(iii) No substantial effect on fault level of the two systems at the terminals inspite of the inter connection
(iv) no corona problems
The considerations which constitute advantages of HVDC transmission are
A
All of the above
B
(i) & (iii)
C
(iii) & (iv)
D
(ii) & (iv)
4
GATE EE 1998
MCQ (Single Correct Answer)
+1
-0.3
Bulk power transmission over long HVDC lines are preferred, on account of
A
low cost of HVDC treminals
B
no harmonic problems
C
minimum line power losses
D
simple protection
GATE EE Subjects
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits
Electrical and Electronics Measurement