PART-A

 UNIT – I

 INTRODUCTION TO ELECTRICAL ENGINEERING Ohm‘s Law, Basic Circuit Components, Kirchhoff‘s Laws, Types of Sources, Resistive Networks, Inductive Networks, Capacitive Networks, Series Parallel Circuits, Star Delta and Delta Star Transformation. Principle of AC Voltages, Root Mean Square and Average Values of Alternating Currents and Voltage, Form Factor and Peak Factor, Phasor Representation of Alternating Quantities. 

UNIT- II 

NETWORK THEOREMS & TWO PORT NETWORKS Network Theorems: Thevenin‘s, Norton‘s, Maximum Power Transfer, Reciprocity and Superposition Theorems for DC Excitations. Two Port Networks: Two Port Network Parameters – Impedance, Admittance, Transmission and Hybrid Parameters and Their Relations. 

 UNIT-III

 DC MOTORS and TRANSFORMERS DC Motors: Principle of Operation of DC Motors, Types of DC Motors, Torque Equation, Losses and Efficiency Calculation in DC Motor – Swinburne‘s Test and Applications. Transformers: Principles of Operation, EMF equation, Losses and Efficiency, Regulation of Transformer, Testing: OC & SC Tests.

  PART-B 

UNIT I 

Semiconductor Devices: Intrinsic semiconductors-Electron-Hole Pair Generation, Conduction in Intrinsic Semiconductors, Extrinsic Semiconductors-N-Type and P-Type Semiconductors, Comparison of N-Type and P-Type Semiconductors. The p-n Junction –Drift and Diffusion Currents, The p-n Junction Diode-Forward Bias, Reverse Bias, Volt-Ampere CharacteristicsDiode Specifications, Applications of Diode, Diode as a Switch. Diode as a Rectifier-Half-wave Rectifier, Full-Wave Rectifier, Full-Wave Bridge Rectifier, Rectifiers with Filters, Zener DiodeVolt-Ampere Characteristics, Zener Diode as Voltage Regulator.

  UNIT II 

BJT: Bipolar Junction Transistor (BJT) – Types of Transistors, Operation of NPN and PNP Transistors, Input-Output Characteristics of BJT-CB, CE and CC Configurations, Relation between IC, IB and IE. Transistor Biasing- Fixed Bias, Voltage Divider Bias,Transistor Applications- Transistor as an Amplifier, Transistor as a Switch.

  UNIT III 

JFET & MOSFET: Junction Field Effect Transistor (JFET)- Theory and Operation of JFET, Output Characteristics, Transfer Characteristics, Configurations of JFET-CD, CS and CG Configurations, JFET Applications- JFET as an Amplifier, JFET as a Switch, Comparison of BJT and JFET,MOSFET-The Enhancement and Depletion MOSFET, Static Characteristics of MOSFET, Applications of MOSFET.

  Text Books: 1. ―Basic Electrical Engineering‖, M.S.Naidu and S. Kamakshiah – TMH. 2. ―Basic Electrical Engineering‖, T.K.Nagasarkar and M.S. Sukhija Oxford University Press. References: 1. ―Theory and Problems of Basic Electrical Engineering‖, D.P.Kothari & I.J. Nagrath PHI. 2. ―Principles of Electrical Engineering‖, V.K Mehta, S.Chand Publications. 3. ―Fundamentals of Electrical Electronics Engineering‖, T.Thyagarajan, SCITECH Publications 5th Edition-2007. 4. ―Electrical and Electronic Technology‖, Hughes – Pearson Education, 2012.