Download West Bengal University of Technology B. Tech Electrical Engineering Fifth semester Electrical Machines-II Previous Years Question Papers

The course of Bachelor of Technology (B.Tech) is a prestigious one under West Bengal University of Technology (WBUT). The 5th semester of B. Tech under WBUT is held every year end.

Pattern of exam:

The 5th semester of Electrical Engineering (EE) contains a very important core paper named Electrical Machines-II which requires good understanding of concepts and fundamentals.

Syllabus of Electrical Machines-II paper in West Bengal University of Technology Fifth semester Bachelor of Technology exam:

The following concepts are encompassed in the paper of Electrical Machines-II:-

• Single phase Induction motor: Construction, Double revolving field theory, Cross field theory, starting methods, Speed — Torque characteristics, Phasor diagram, Condition of maximum torque, Determination of equivalent circuit parameters, Applications. Single Phase AC series motor, Compensated & uncompensated motors.

• Synchronous machines: Construction, Types, Excitation systems, Generator & Motor modes, Armature reaction, Theory for salient pole machine. Two reaction theory , Voltage regulation (EMF, MMF, ZPF) .

Parallel operation of Alternators, Synchronous machine connected to infinite bus, effect of change of excitation and speed of prime mover. Starting of Synchronous motor, V- Curve, Damper winding. Hunting.

• Special Electromechanical Devices: Principle and construction of Switched reluctance motor, Permanent magnet machines, Brushless D.C machines, Stepper motor, Tacho generators, Synchros & resolvers, & AC servo motors. Principle, Construction and operational characteristics of Induction Generators

Duration of Electrical Machines-II paper in West Bengal University of Technology Fifth semester Bachelor of Technology exam:

Three hours is allotted to the paper of Electrical Machines-II, the total marks of this paper being 70. Answers should be descriptive and figures and diagrams should be drawn wherever asked.

Scoring pattern:

Logical answers fetch good marks. Well labeled diagrams and figures are given special credit. Illogical concepts should be kept away.

Previous years question papers of Electrical Machines-II:

Interested candidates can find previous year question papers of Electrical Machines-II of B. Tech course 5th semester under WBUT in the attachments.