EE is the entrance stream for the following programs:
- Power System Engineering
- Technology and Innovation Management
- Disaster Risk Management
- Climate Change and Development
- Material Science and Engineering
- Electrical Engineering in Distributed Generation
- Applied Mathematics
- Power Electronics and Drives Engineering
The M.Sc. Entrance examination will be “Computer Based Examination” of two hours duration, consisting of two sections. Section- A consists of 45 questions for 50 marks. While Section-B consists of stream specialized course with 50 questions of 1 mark each. Each question will be of objective type with multiple choice answers and negative marking for each wrong answer is 10%.
Section-A (view details here)
Section-B
1. Basic Electrical Circuits [10]
• Network Theorems: Thevenin's, Norton’s, Maximum power & Reciprocity Theorems
• AC circuits: Concept of complex impedance phasor diagram, Active, Reactive & Apparent power, Resonance in AC circuits
• Three phase circuits: Phase & line quantities in three phase system, 3-phase power
• Transient response: Transient response analysis for R-L, R-C & R-L-C circuit. Pole zero plots
• Two port Networks: Z-parameters, Y-parameters & ABCD –parameters
2. Electrical Machines [10]
• Electromagnets: Magnetic circuits, Fleming's Right hand & Left-hand rules, Faraday’s Law of electromagnetic induction, electromechanical energy conversion principle
• Transformers: Equivalent circuits, Phasor diagrams, Losses & efficiency, Voltage regulations, Instrument transformers, three phase transformer connections, parallel operation of 1-1 & 3-1 Transformers
• Synchronous machine: Operating principle. Effect of Excitation, Power angle characteristics, Phasor diagrams, Losses & efficiency, Voltage regulations, parallel operation of alternator,
• Induction machine Operating principle, T-S Characteristics, Losses and efficiency, Testing, Starting methods, Speed Control
• DC generator: Construction, Operating principle and characteristics of different types dc generator
• DC motor: Operating principle, Characteristics of different types dc motor, Speed control and starter
3. Power Systems [20]
• Transmission line: Line parameters, per unit system representation, single line diagrams, sort, medium & long lines, efficiency & regulations.
• Transmission line design: selection of voltage, conductor, sag calculation, stringing chart, line insulators and string efficiency
• Distribution system: Radial and loop distribution, Rural and Urban Distribution system
• Economics of Generation: Load curve, Load duration curve, Diversity factor. Load factor, loss of load factor, tariff schemes,
• Load flow: Bus classification, Y-bus formation G-S & N-R load flow methods
• Stability studies: Swing equations, equal area criterion, Stability enhancement techniques
• Series & shunt compensations
• Fault calculations: Symmetrical & unsymmetrical faults in power systems, grounded & undergrounded systems, over Voltages in transmission lines, surge arrestors
• Over voltage in transmission line: Temperature over voltage, switching over voltages and lightning overvoltage
• Relays and circuit breakers: Instantaneous & IDMT relays, ABC, VCB & gas circuit Surge arresters brasses, differential & distance protection schemes
• Power control: Load-frequency control, VAR-Volt control
• Safety Engineering: Electric shocks, Equipment Earthing Mat earthing of power stations, measurement of earth resistivity and earth resistances
4. Power Electronics [10]
• Power electronics devices: Diode, IGBT, BJT, MOSFET
• Operational amplifier: Thyristors, GTO, TRAIC
• Rectifiers: Single Phase & three phase rectifiers, uncontrolled and controlled rectifiers
• Inverters: single phase & three phase invertors
• Choppers: Step up and step-down choppers, chopper Classifications.
