SSC JE Syllabus 2021 For Electrical Engineer
(i)Reasoning&General Intelligence :- The Syllabus for General Intelligence would includequestions of both verbal and non-verbal type. The test may include questions on analogies,similarities, differences, space visualization, problem solving, analysis, judgement, decision
making, visual memory, discrimination, observation, relationship concepts, arithmetical reasoning,verbal and figure classification, arithmetical number series etc. The test will also include questions
designed to test the candidate’s abilities to deal with abstract ideas and symbols and theirrelationships, arithmetical computations and other analyticalfunctions.
(ii) General Awareness:- Questions will be aimed at testing the candidate’s general awareness ofthe environment around him/her and its application to society. Questions will also be designed to test knowledge of current events and of such matters of everyday observations and experience intheir scientific aspect as may be expected of any educated person. The test will also includequestions relating to India and its neighbouring countries especially pertaining to History, Culture,Geography, Economic Scene, General Polity and Scientific Research.
Basic concepts, Circuit law, Magnetic Circuit, AC Fundamentals, Measurement and Measuring instruments, Electrical Machines, Fractional Kilowatt Motors and single phase induction Motors,Synchronous Machines, Generation, Transmission and Distribution, Estimation and Costing,Utilization and Electrical Energy, Basic Electronics.
Basic concepts :- Concepts of resistance, inductance, capacitance, and various factors affecting them.Concepts of current, voltage, power, energy and their units.
Circuit law :- Kirchhoff’s law, Simple Circuit solution using network theorems.
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.
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.
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.
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 /3phase transformers. Auto transformers. (c) 3 phase induction motors, rotating magnetic field,principle of operation, equivalent circuit, torque-speed characteristics, starting and speed control of 3phase induction motors. Methods of braking, effect of voltage and frequency variation on torquespeed characteristics.Fractional Kilowatt Motors and Single Phase
Induction Motors:- Characteristics and applications.
Synchronous Machines – Generation of 3-phase e.m.f. armature reaction, voltage regulation, paralleloperation of two alternators, synchronizing, control of active and reactive power. Starting andapplications of synchronous motors.
Generation, Transmission and Distribution – Different types of power stations, Load factor, diversity factor, demand factor, cost of generation, inter-connection of power stations. Power factorimprovement, various types of tariffs, types of faults, short circuit current for symmetrical faults.Switchgears rating of circuit breakers, Principles of arc extinction by oil and air, H.R.C. Fuses,Protection against earth leakage / over current, etc. Buchholtz relay, Merz-Price system of protectionof generators & transformers, protection of feeders and bus bars. Lightning arresters, various
transmission and distribution system, comparison of conductor materials, efficiency of differentsystem. Cable Different type of cables, cable rating and derating factor.
Estimation and costing : Estimation of lighting scheme, electric installation of machines and relevant IE rules. Earthing practices and IE Rules.
Utilization of Electrical Energy : Illumination, Electric heating, Electric welding, Electroplating,Electric drives and motors.
Basic Electronics : Working of various electronic devices e.g. P N Junction diodes, Transistors (NPNand PNP type), BJT and JFET. Simple circuits using these devices.
General intelligence & reasoning- 50 Marks
General awareness – 50Marks
General electrical engineering – 100 Marks
People duration- 2:00 Hours
Paper type:- online computer based test (CBT)
NEGATIVE MARKING- 0.25
PAPER LANGUAGE- HINDI ENGLISH
Paper 1:- 200 marks
Electrical engineering related question
Total marks- 300
Duration 2 hours
Paper type – offline pen and paper
No negative marking
People language – Hindi and English