**EEE-25****02:
Electronics-I Sessional**

**3/2
hours/week Credit: 0.75**

Laboratory experiments based on EEE-2501

**EEE-25****01: Electronics-I**

**3 hours/week Credit: 3**

**Introduction to Semiconductors:**
P- and N-type Semiconductors, P-N junction
under forward and reverse bias. Diodes and It’s Applications: Graphical
analysis of diode circuits, Equivalent circuits, Rectifiers and smoothing
filters, Regulated power supplies. Characteristics of Different types of
Diodes: Zener, Tunnel..

**Bipolar
Junction Transistors (BJTs):** Principal of Operation, I-V Characteristics,
Transistor Circuits Configurations (CE, CB, CC), BJT Biasing and Thermal
Stabilization, AC Load Line. BJTs at Low Frequencies: Hybrid model,
h-parameters, Small Signal Analysis of BJT amplifiers, BJTs at High Frequency
response.

**Field
Effect Transistors (FET):** Principle of operation and characteristic
equations of JFET, MOSFET-depletion and enhancement type, N- and P-channels,
CMOS, Biasing arrangements, FETs as voltage controlled switches and resistors.

**EEE-23****04: Electrical Machines-II Sessional**

**3/2 hours/week Credit: 0.75**

Laboratory experiments based on EEE-2303

**EEE-23****03: Electrical Machines-II**

**4 hours/week Credit: 4**

Single Phase Induction Motor: Principle, Construction and types, Performance, Double revolving field theory, Cross field theory, Equivalent circuits.

Special Machines: Universal motor, Repulsion motor, Reluctance motor, Electrostatic motor, Permanent magnet motor, Hysteresis motor, Stepper motor and Power modulators; Power rectifiers and Frequency multipliers, Brush less DC motor.

Synchronous Generators: Alternators, General outline of synchronous generators, Types of alternator, Salient pole and nonsalient pole, Armature and field cores, Winding, Insulation, Cooling. Air‑gap flux and voltage expressions, Armature Windings, Alternator regulation, Determination of machine parameters from tests, Phasor diagrams, armature reaction, Concept of direct and quadrature axis reactances, Losses and efficiency, Blondel's two reaction analysis, Transient conditions in alternators, concept of interconnected system of alternators, Conditions, Methods and problems of parallel operation and load sharing of synchronous generators.

Synchronous Motors: General Constructional feature, Theory of operation, Motor terminal characteristics, Mathematical analysis, phasor diagrams, V‑curves, Motor tests, Losses, Efficiency and starting.

Generalized Energy Conversion Process: General principles of Electromechanical energy conversion, Energy storage, Transformation and conversion, Methods of formulation of motion equations and co-ordinate transformation, Interpretation of generalized machines from field concepts.

**ME-21****02: Thermofluid Mechanics Sessional**

**3/2
hours/week Credit: 0.75**

Laboratory experiments based on ME-2101

**ME-21****01: Thermofluid Mechanics**

**3 hours/week Credit: 3**

Fundamental concepts and definition of Thermodynamics. Equation of state, Properties and laws of perfect gases. Non-flow and Flow processes. Ideal gas cycles. Law of Thermodynamics and their corollaries. Internal combustion engines : Petrol engine. Diesel engine and gas turbines. Properties of pure substance, Thermodynamics of steam generation, boilers, vapour power cycles: Carnot cycle, Rankine cycle and Reheat cycle. Steam turbines, Basic refrigeration cycle.

Fundamental concepts of Fluid Mechanics. Fluid properties and statics, the basic hydrostatic equation, manometers. Continuity equation for a control volume, momentum and energy equations. Laminar and turbulent flows, Flow through pipes, Flow measurement devices. Turbomachineries: Pelton wheel, Francis turbine, Kaplan turbine, Centrifugal and Reciprocating pumps, Fans.

**CE-21****08: Mechanics of Solids Sessional**

**3/2
hours/week Credit: 0.75**

**Laboratory experiments based on CE-2107**

CE-2107: Mechanics of Solids

**3 hours/week Credit: 3**

Introduction, Analysis of forces, Stress and strain, Mechanical properties of materials, Allowable stresses, Stresses in the pressure vessels, Torsional stresses in circular shafts and circular beams.

Shear force and bending moment diagrams for statically determinate structures, Stresses in beams, Deflection, Combined Stresses, Column, Welded and riveted joints, Stress-strain characteristics of guys and cables, Cable and guy Structures.**Math-22****03: Engineering Mathematics-IV**

**4 hours/week Credit: 4**

**Matrix:** Definitions, Addition, Multiplication of matrices,
Transpose of matrix and Inverse matrix.

**Differential Equation:** Definition,
Formation of differential equations, Solution of first order differential
equations by various methods, Solution
of differential equation of first order and higher degrees. Solution of general
linear equations of second and higher orders with constant co-efficient,
Solution of Euler’s homogeneous linear equations, Solution of differential
equations in series by the method of Frobenius. Bessel’s functions, Legendre’s
Polynomials and their properties.

**Partial Differential Equation:**
Elimination of arbitrary constant and arbitrary function, Solution of
differential equation by the method based on the factorization of the operator.
Solution of the linear and non-linear
partial differential equations by various methods, Homogeneous P.D.E. of higher
order with constant co-efficient, Non homogeneous linear equations with constant co-efficient,
Non-homogeneous linear P.D. E. with variable co-efficient.