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1
GATE EE 1992
MCQ (Single Correct Answer)
+1
-0.3
The developed electromagnetic force and or torque in electro $$-$mechanical energy conversion systems act in a direction that tends
A
to increase the stored energy at constant $$mmf$$
B
to decrease the stored energy at constant flux
C
to decrease the co-energy at constant $$mmf$$
D
to decrease the stored energy at constant $$mmf$$
2
GATE EE 1992
MCQ (Single Correct Answer)
+1
-0.3
The torque angle of a synchronous machine operating from a constant voltage bus, is usually defined as the space angle between
A
Rotor $$mmf$$ wave and stator $$mmf$$ wave
B
Rotor $$mmf$$ wave and resultant flux density wave
C
Stator $$mmf$$ wave and resultant flux density wave
D
Stator $$mmf$$ wave and resultant $$mmf$$ wave
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Electric Circuits
Network Elements Transient Response Two Port Networks Sinusoidal Steady State Analysis Network Theorems Three Phase Circuits Graph Theory
Electrical Machines
Synchronous Machines Transformers D.C Machines Induction Machines
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Vector Calculus Calculus Transform Theory Probability and Statistics Differential Equations Linear Algebra Numerical Methods Complex Variable
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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
Power Electronics
Choppers and Commutation Techniques Single and Three Phase Rectifier Power Semiconductor Devices Ac Voltage Controllers Inverters
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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
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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Diode Circuits and Applications Bjt and Mosfet Biasing Small Signal Modeling Feedback Amplifiers and Oscillator Circuits Operational Amplifier Frequency Response 555 Timer
Electromagnetic Fields
Time Varying Fields Electrostatics Magnetostatics
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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
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
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