SSC JUNIOR ENGINEER SYLLABUS

This section assesses your ability to think and solve problems logically. It includes topics like analogies, similarities, differences, space visualization, spatial orientation, problem-solving, analysis, judgment, decision making, visual memory, discrimination, observation, relationship concepts, arithmetical reasoning, verbal and figure classification, etc.

This section tests your knowledge of current events, everyday observations, and matters of interest to the scientific community. It includes questions on current affairs, scientific research, sports, culture, history, economic scene, geography, general polity, Indian Constitution, etc.

This section varies depending on your engineering discipline.

• For Civil & Structural Engineering: Building materials, Estimating, Costing, and Valuation, Surveying, Soil Mechanics, Hydraulics, etc.
• For Electrical Engineering: Basic concepts, Circuit law, Magnetic Circuit, AC Fundamentals, Measurement, etc.
• For Mechanical Engineering: Theory of Machines and Machine Design, Engineering Mechanics, Fluid Mechanics and Hydraulics, Thermodynamics, etc.

Basic Concepts (Weightage: 10-12 marks)

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 configurations e.g. straight, circular, solenoidal, etc.
Electromagnetic induction, self, and mutual induction…. Read more at: https://www.adda247.com/engineering-jobs/ssc-je-syllabus-electrical/

Instantaneous,
peak,
R.M.S., and average values of alternating waves.
Representation of sinusoidal waveform,
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 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),
the extension of range wattmeter,
Multimeters,
Megger,
Energy meter AC Bridges.
Use of CRO,
Signal Generator,
CT, PT, and their uses.
Earth Fault detection

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, Loss, and efficiency of D.C. Machines.
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 waveform on losses.
Parallel operation of 1 phase /3 phase transformers.
Autotransformers.
3 phase induction motors,
rotating magnetic field,
the principle of operation,
equivalent circuit,
torque-speed characteristics, and starting and speed control of 3 phase induction motors.
Methods of braking,
the effect of voltage, and frequency variation on torque speed characteristics

Characteristics and applications.
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

Power factor improvement,
various types of tariffs,
types of faults,
short circuit current for symmetrical faults.
Switchgears – the 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 protection of generators & transformers,
protection of feeders and bus bars.
Lightning arresters,
various transmission and distribution systems,
comparison of conductor materials,
the efficiency of the different systems.
Cable – Different types of cables,
cable rating, and derating factor.
Different types of power stations,
Load factor,
diversity factor,
demand factor,
cost of generation,
inter-connection of power stations

Illumination
Electric heating
Electric welding
Electroplating
Electric drives and motors

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