Subject: ELECTRICAL POWER - I
EXAM : I Sem. Final Year DEE (X, XII & EDC)
Year : 2005 - 06
7. Sypply Systems 121�151
Electric Supply System�Typical A.C. Power Supply Scheme�Comparison of Transmission�Advantages of High Transmission Voltage�Various Systems of Power Transmission�Comprison of Conductor Material in Overhead System�Comparison of Conductor Material in Underground System�Comparison of Various Systems of Transmission�Elements of a Transmission Line� Economics of Power Transmission�Economic Choice of Conductor Size�Economic Choice of Transmission Voltage�Requirements of satisfactory electric supply.
8. Mechanical Design of Overhead Lines 152�193
Main components of Overhead Lines�Conductor Materials�Line Supports�Insulators�Type of Insulators�Potential Distribution over Suspension Insulator String�String Efficiency�Methods of Improving String Efficiency�Important Points�Corona�Factors affecting Corona�Important Terms�Advantages and Disadvantages of Corona�Methods of Reducing Corona Effect�Sag in Overhead Lines�Calculation of Sag�Some Mechanical principles.
9. Electrical Design of Overhead Lines 194�218
Constants of a Transmission Line�Resistance of a Transmission Line�Skin effect�Flux Linkages�Inductance of a Single Phase Overhead Line�Inductance of a 3-Phase Overhead Line�Capacitance of a Single Phase Overhead Line�Capacitance of a 3-Phase Overhead Line.
10. Performance of Transmission Lines 219�253
Classification of overhead Transmission Lines�Important Terms�Performance of Single Phase Short Transmission Lines�Three-Phase Short Transmission Lines�Effect of load p.f. on Regulation and Efficiency�
11. Underground Cable 254�288
Underground Cables�Construction of Cables�Insulating Materials for Cables� Classification of Cables�Cables for 3-Phase Service�Laying of Underground Cables�Capacitance of 3-Core Cables�Measurement of Cc and Ce�Current carrying capacity of underground cables�Types of cable faults�Loop tests for location of faults in underground cables�Murray loop test�Varley loop test.
15. Voltage Control 362�374 ,
Importance of Voltage Control�Location of Voltage Control Equipment�Methods of Voltage Control�Excitation Control�Tirril Regulator�Brown-Boveri Regu-lator�Tap Changing Transformers�Autotransfonner tap changing�Booster Transfomer�Induction Regulators�Voltage control by Synchronous Condenser.
Ref. Book : ELECTRICAL POWER SYSTEM By V.K.Mehta.
Subject: BASIC ELECTRONICS
EXAM : I Sem. S. Y. DEE
Year : 2005 - 06
Bipolar Junction Transistor 150 � 178
Bipolar Junction Transistor�Transistor Biasing�Important Biasing Rule�Transistor Currents�Summing up�Transistor Circuit Configurations�CB Configuration�CE Configuration�Relation between A l p h a and B i t a�CC�Configuration�Relation between Transistor Currents�Leakage Currents in a Transistor�Thermal Runaway�Transistor Static Characteristics�Common base Test Circuit�Common base Static Characteristics�Common Emitter Test Circuit�Common Emitter Static Characteristics� Common Collector Static Charateristic�Different Ways of Drawing Transistor Circuits�Common Base Formulas�Common Emitter Formulas�Common Collector Formulas�The Beta Rule�Importance of V�Cut-off and Saturation Points�BJT Operating Regions�Active Region DC Model of BJT�BJT Switches�Normal DC Voltage Transistor Indications�Transistor Fault Location�Solving Universal Stabilization Circuit�Notation for Voltages and Currents�Increase/Decrease Notation� Applying AC to a DC Biased Transistor�Transistor AC/DC Analysis�Objective Tests.
Load Lines and DC Biased Circuits 179 � 194
DC Load Line�Q-Point and Maximum Undistorted Output�Need for Biasing a Transistor�Factor Affecting Bias Variations�Stability Factor�Beta Sensitivity�Stability Factor for CB and CE Circuits�Different Methods for Transistor Biasing�Base Bias�Base Bias with Emitter Feedback�Base Bias with Collector Feedback�Base Bias with Collector and Emitter Feedbacks�Emitter Bias with two Supplies�Voltage Divider Bias�Load Line and Output Characteristics�AC Load Line�Objective Tests.
Transistor Equivalent Circuit and Models 195 � 231
General�DC Equivalent Circuit�AC Equivalent Circuit�Equivalent Circuit of CB Amplifier�Effect of Source Resistance R^on Voltage Gain�Equivalent Circuit of a CE Amplifier�The h-parameters of an Ideal Transistor�The h-parameters of an Ideal CB Transistor�The h-parameters of an Ideal CE Transistor�Approximate Hybrid Equivalent Circuits�Transistor Amplifier Formulae using h-Parameters�Typical Values of Transistor h-parameters�Approximate Hybrid Formulas�Common Emitter h-parameter Analysis�Common Collector h-parameter Analysis�Conversion of h-parameters�Objective Tests.
13. Field Effect Transistors 309 � 33
What is a FET�Junction FET (JFET)�Static Characteristics of a JFET�JFET Drain Characteristic with V= 0�Characteristics with External Bias�Transfer Characteristic�Small Signal JFET Parameters�D.C. Baising of a JFET�DC Load Line�Common Source JFET Amplifier�JFET Amplifier Gains�Advantages ofFETs� MOSFET or IGFET�DE MOSFET�Schematic Symbols for a DE MOSFET�Static Characteristics of a DE MOSFET�Enhancement-only N-Channel MOSFET�Biasing E-only MOSFET�FET Amplifiers�FET Applications�MOSFET Handling�Objective Tests.
14. Breakdown Devices 331 � 34
What are Breakdown Devices?�Unijunction Transistor�UJT Relaxation Oscillator� Programmable UJT(PUT)�Silicon Controlled Rectifier�Comparison between Transistors and Thyristors�Transient Effects in an SCR�Phase Control�Theft Alarm� Emergency Lighting System�Light Activated SCR (LASCR)�The Shockley Diode� Triac�Diac�Silicon Controlled Switch (SCS)�Objective Tests.
Ref. Book : PRINCIPLE OF ELECTRONICS CIRCUITS By B. L. Theraja
