Indian Railways had announced a total of 13487 vacancies in a recent notification for the posts of Junior Engineers (JE), Junior Engineer – IT (JE-IT), Depot Material Superintendent (DMS) and Chemical and Metallurgical Assistant (CMA). There will be a 2 staged Computer-Based Tests followed by Document Verification and Medical Examination. The Last date to Apply for RRB JE 2019 Exam is 31 Jan 2019. The first stage of preparation for any examination is knowing the detailed syllabus. So, in this Blog, we are going to provide all the details about the RRB JE Electrical Syllabus for the year 2019.
RRB JE Electrical Syllabus – Major Topics
The RRB JE 2019 Syllabus for Electrical & Allied Engineering Exam Group has 12 Major Topics. Each Topic has further sub-topics. The details of all the Topics and sub-topics of RRB JE 2019 Electrical Syllabus are given below.
|Basic concepts||Synchronous Machines|
|Circuit law||Generation, Transmission and Distribution|
|Magnetic Circuit||Switchgears and Protection|
|AC Fundamentals||Estimation and costing|
|Measurement and measuring instruments||Utilization of Electrical Energy|
|Electrical Machines||Basic Electronics|
RRB JE Electrical Syllabus – Full Topics List
RRB JE 2019 Electrical Syllabus – Basic concepts
Concepts of resistance, inductance, capacitance, and various factors affecting them. Concepts of current, voltage, power, energy and their units.
RRB JE 2019 Electrical Syllabus – Circuit law
Kirchhoff‘s law, Simple Circuit solution using network theorems.
RRB JE 2019 Electrical Syllabus – Magnetic Circuit
Concepts of flux, mmf, reluctance, Different kinds of magnetic materials, Magnetic calculations for conductors of different configuration e.g. straight, circular, solenoidal, etc. Electromagnetic induction, self and mutual induction
RRB JE 2019 Electrical Syllabus – AC Fundamentals
Instantaneous, peak, R.M.S. and average values of alternating waves, Representation of sinusoidal wave form, simple series and parallel AC Circuits consisting of R.L. and C, Resonance, Tank Circuit. Poly Phase system – star and delta connection, 3 phase power, DC and sinusoidal response of R-Land R-C circuit.
RRB JE Electrical Syllabus – Measurement and measuring instruments
Measurement of power (1 phase and 3 phase, both active and re-active) and energy, 2 wattmeter method of 3 phase power measurement. Measurement of frequency and phase angle. Ammeter and voltmeter (both moving oil and moving iron type), extension of range wattmeter, Multimeters, Megger, Energy meter AC Bridges. Use of CRO, Signal Generator, CT, PT and their uses. Earth Fault detection.
RRB JE Electrical Syllabus – Electrical Machines
(a) D.C. Machine – Construction, Basic Principles of D.C. motors and generators, their characteristics, speed control and starting of D.C. Motors. Method of braking motor, Losses and efficiency of D.C. Machines.
(b) 1 phase and 3 phase transformers – Construction, Principles of operation, equivalent circuit, voltage regulation, O.C. and S.C. Tests, Losses and efficiency. Effect of voltage, frequency and wave form on losses. Parallel operation of 1 phase /3 phase transformers. Auto transformers.
(c) 3 phase induction motors, rotating magnetic field, principle of operation, equivalent circuit, torque-speed characteristics, starting and speed control of 3 phase induction motors. Methods of braking, effect of voltage and frequency variation on torque speed characteristics, Fractional Kilowatt Motors and Single Phase Induction Motors: Characteristics and applications.
RRB JE 2019 Electrical Syllabus – Synchronous Machines
Generation of 3-phase e.m.f. armature reaction, voltage regulation, parallel operation of two alternators, synchronizing, control of active and reactive power. Starting and applications of synchronous motors.
RRB JE 2019 Electrical Syllabus – Generation, Transmission and Distribution
Different types of power stations, Load factor, diversity factor, demand factor, cost of generation, inter-connection of power stations. Power factor improvement, various types of tariffs, types of faults, short circuit current for symmetrical faults.
RRB JE 2019 Electrical Syllabus – Switchgears and Protection
Rating of circuit breakers, Principles of arc extinction by oil and air, H.R.C. Fuses, Protection against earth leakage / over current, etc. Buchholz relay, Merz-Price system of protection of generators & transformers, protection of feeders and bus bars. Lightning arresters, various transmission and distribution system, comparison of conductor materials, efficiency of different system. Cable – Different type of cables, cable rating and derating factor
RRB JE Electrical Syllabus – Estimation and costing
Estimation of lighting scheme, electric installation of machines and relevant IE rules. Earthing practices and IE Rules.
RRB JE Electrical Syllabus – Utilization of Electrical Energy
Illumination, Electric heating, Electric welding, Electroplating, Electric drives and motors.
RRB JE 2019 Electrical Syllabus – Basic Electronics
Working of various electronic devices e.g. P N Junction diodes, Transistors (NPN and PNP type), BJT and JFET. Simple circuits using these devices.
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