SYLLABUS
RRB JE CBT-2 Electronics Engineering
Electronic Components & Materials: Conductors, Semiconductor& Insulators; magnetic materials; jointing
& cleaning materials for U/G copper cable & OFC; Cells and Batteries (Chargeable and non chargeable);
Relays, Switches, MCB & Connectors.
Electronic Devices and circuits: PN Junction diodes, thyristor; Diode and triode circuits; Junction
Transistors: Amplifiers; Oscillator; multivibrator, counters; Rectifiers; Inverter and UPS.
Digital Electronics: Number system and Binary codes; Boolean Algebra & Logic gates; Combinational &
Sequential logic circuits; A/D & D/A Converter, counters, Memories.
Linear Integrated Circuit: Introduction to operational Amplifier, Linear applications; Non-Linear
applications, Voltage regulators, Timers; Phase lock loop.
Microprocessor and Microcontroller: Introduction to microprocessor, 8085 microprocessor working;
Assembly Language programming; Peripherals & other microprocessors; Microcontroller.
Electronic Measurements: Measuring systems; Basic principles of measurement, Range Extension methods,
Cathode ray oscilloscope, LCD, LED panel, Transducers.
Communication Engineering: Introduction to communication; Modulation techniques; Multiplexing
Techniques Wave propagation, Transmission line characteristic, OFC; Fundamentals of Public Address
systems, Electronic exchange, Radar, Cellular and Satellite communication.
Data communication and Network: Introduction to data communication, Hardware and interface;
Introduction to Networks and Networking devices; Local Area Network and Wide area Network; Internet
working.
Computer Programming: Programming concepts; Fundamentals of ‘C’ and C++; Operators in ‘C’ and C++;
Control Statements; Functions, Array String & Pointers, File Structure; Data Structure and DBMS.
Basic Electrical Engg: DC Circuits; AC fundamentals; Magnetic, Thermal and Chemical effects of Electric
current; Earthing-Installation, Maintenance, Testing.
NE-01 (UPMRCL) SCTO
Electrical/Electronics & Telecommunication
BASIC ELECTRICAL ENGINEERING
Basic concepts and principles of D.C and A.C fundamental, A C circuits, batteries, electromagnetic induction etc.
including constant voltage and current sources.
ANALOG ELECTRONICS
Fundamental concepts of basic electronics and basic understanding of conductors, semiconductors and insulators,
extrinsic and intrinsic semi-conductors, p-n junction, need of rectifiers in electronics, understanding of filters in
rectifiers, tunnel diodes, LEDs, varactor diodes, LCD; working of transistors in various configurations; Concept of
FETs and MOSFET etc.
CONTROL SYSTEMS
Basic elements of control system, open loop control system, closed loop control system, control system terminology,
manually controlled closed loop systems, automatic controlled closed loop systems, basic elements of a servo
mechanism, Examples of automatic control systems, use of equivalent systems for system analysis, linear systems,
non-linear systems, control system examples from chemical systems, mechanical systems, electrical systems,
introduction to Laplace transform. Transfer function analysis of ac and dc servomotors synchros, stepper motor,
amply dyne. ac position control system, magnetic amplifier. Control system representation: Transfer function, block
diagram, reduction of block diagram, problems on block diagram, Mason’s formula signal flow graph Time
Response Analysis : Standard test signals, time response of first and second-order system, time constant, time
response of second order system, time response specifications, steady-state errors and error constants, problems in
first and second order system. Stability: Routh Hurwitz Criterion, Root Locus, Bode Plotting using semi log graph
paper Introduction to multiloop control system and its types, feed forward, cascade, ratio, split range, control
system. Study of different processes using above mentioned control systems Non-Linear Control System :
Introduction, behaviour of non-linear control system. Different types of nonlinearities, saturation, backlash,
hysteresis, dead zone, relay, fiction, characteristics of non-linear control system, limit cycles, jump resonance, jump
phenomenon. Difference between linear and non-linear control system.
ELECTRONIC COMPONENTS AND MATERIALS
Materials : Classification of materials , Conducting, semi-conducting and insulating materials through a brief
reference to their atomic structure.
Conducting Materials : Resistors and factors affecting resistivity such as temperature, alloying and mechanical
stressing. Classification of conducting materials into low resistivity and high resistivity materials.
Insulating Materials : Important relevant characteristics (electrical, mechanical and thermal) and applications of
the following material: Mica, Glass, Copper, Sliver, PVC, Silicon, Rubber, Bakelite, Cotton, Ceramic, Polyester,
Polythene and Varnish.
Magnetic Materials : Different Magnetic materials; (Dia, Para, Ferro) and their properties. Ferro magnetism,
Domains, permeability, Hysteresis loop. Soft and hard magnetic materials, their examples and typical applications.
MEASURING INSTRUMENTS
Introduction to Testing and Measurements, Measurement of Resistance, Inductance and Capacitance, Ammeter,
Voltmeter and Multimeter, Power and Energy Measurements, Frequency and Phase difference Measurement
PRINCIPLES OF INSTRUMENTATION
Basic building blocks of any instrumentation systems, Performance characteristics of Oscillator Instruments,
Instrument selection: Factors affecting instrument selection, accuracy, precision, linearity, resolution, sensitivity,
hysteresis, reliability, serviceability, loading effect, range advantage and limitation, cost effectiveness and
availability – Static and dynamic response – Environmental effects – Calibration tools
FUNDAMENTALS OF DIGITAL ELECTRONICS
Concepts of Digital electronics, Number system , gates, codes, arithmetic logic circuits, flip-flops, shift resistors and
counters.
BASIC OF Microprocessors
Architecture of a typical microprocessor, configurations and instructional pair configuration systems and working of
various peripheral interface chips. 8085 Microprocessors, architecture, instruction sets and introduction to 8086.
POWER ELECTRONICS
Introduction to thyristors and other power Electronics devices, Controlled Converters, Inverters, Choppers.
COMPUTER AIDED INSTRUMENTATION
Computer aided Instrumentation, Buses and Standards : Introduction , BUS types : The I/O BUS a) ISA bus b)
EISA Bus c) PCI bus , GPIB 2.5 RS-232, Linear Circuits and Signal Conditioning, Parallel Port (PP) Interfacing
Techniques, Serial Port (SP) Interfacing Techniques, USB Port Interfacing Techniques.
QUALITY AND RELIABILITY TECHNIQUES
Quality organization and Management: Introduction, Quality Policy, Task for Quality and Introduction to Total
Quality Systems
Quality costs : Prevention costs, appraisal costs, internal failure costs, external failure costs, impact of quality costs
on profitability
Basic Electrical Engg. And Electt. Measurements:
Concepts of currents, Voltage, Resistance, Power and energy, their units, Ohm’s law. Circuit Law: Kirchhoff’s law
Solution of simple network problems, Network theorems and their applications, Electro-magnetism concept of flux, Emf,
Reluctance, Magnetic circuits, Electro-magnetic induction, Self and mutual inductance.,A.C. fundamentals Instantaneous,
Peak, R.m.s. And average values of alternating waves, Equation of sinusoidal wave form, Simple series and parallel a.c.
Circuits consisting of R.L. and C. Resonance, Measurement and measuring instruments Moving coil and moving iron
ammeters and voltmeters, Extension of range, Watt meters, Multimeters, Megger, Basic Electronics.
Electrical machines:
Basic principles D, C motors of generators, their characteristics, Speed control and starting of D.C. motors, Losses
and efficiency of D.C. machines.
1-phase and 3-phase Transformers:
Principles of Operation, Equivalent Circuit, Voltage Regulation O.C. And S.C. Tests, Efficiency, Auto
Transformers, Synchronous Machines, Generation Of Three Phase Emf, Armature Reaction, Voltage Regulation,
Parallel Operation Of Two Alternators, Synchronizing, Staring And Applications Of Synchronous Motors, 3-Phase
Induction Motor, Rotating Magnetic Field, Principle Of Operation, Equivalent Circuit, Torque Speed
Characteristics, Starting And Speed Control Of 3-Phase Induction Motors, Fractional Kw Motors, 1-Phase
Induction Motors A.C. Series Motor, Reluctance Motor.
General, Transmission and Distribution:
Different types of power stations, Load factor, Diversity factor, Demand factor, Simple problems thereon, Cost of
generation inter connection of power stations, Power factor improvement, Various types of tariffs, Types of faults
Short circuit current for symmetrical faults, Switchgears-rating of circuit breakers: Principles of a arc extinction by
oil and air, H.R.C. fuses, Protection earthier leakage, Over current Buchhotgz relay Merz-Prince system of
protection of generators & transformers, Protection of feeders and bus bars., Lightning arresters, Various
transmission and distribution systems, Comparison of conductor materials. Efficiency for different systems.
Utilization of Electrical Energy:
Illumination, Electric heating, Electric welding, Electroplating, Electric drivers and motors.
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