SSC JE Electrical Previous Year Paper Analysis
The standard of the questions in Electrical Engineering subjects will be approximate at the level of Diploma in Engineering from a recognized Institute, Board or University recognized by All India Board of Technical Education.Electrical Engineering Syllabus as per Staff Selection Commission: 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.
SSC JE Electrical weightage of each subject according to previous year paper (2008-23) in SSC JE Electrical.
Subject | Average Marks per Topic | Approximate Total |
Basic Concept | 7 - 10 M | 29 - 43 M |
Circuit Law | 7 - 10 M | |
Magnetic Circuit | 8 - 12 M | |
AC Fundamental | 7 - 11 M | |
Electrical Machine | ||
DC Machine | 3 - 5 M | 15 - 23 M |
Transformer | 3 - 5 M | |
Synchronous Machine | 5 - 6 M | |
Single Phase & Special Machine | 6 - 7 M | |
Induction Machine | 1 - 2 M | |
Electrical Power System | 12 - 15 M | |
Basic Electronics | 4 - 8 M | |
Electrical & Electronics Measurement | 7 - 12 M | |
Utilization of Electrical Energy | 5 - 7 M | |
Electrical Drive and Traction | 2 - 3 M | |
Estimation, Costing & IE Rule | 3 - 5 M | |
Miscellaneous Topic | 10 M | |
SSC JE Electrical Basic Concepts Electrical Syllabus:
- Concepts of electron, proton, neutron, ion, charge
- Series parallel combination of R, L, C
- Star-Delta Transformation of R, L, C
- Conductance, Conductivity, Resistance, Resistivity Relation
- To find the resistance of a wire when it is compressed or stretched
- Resistance Temperature coefficient
- Voltage, Current, Power, Energy relation
- Electrical equipment problem, e.g. Bulb or Heater Problem
- Unit and Dimension of electrical quantities
SSC JE Electrical Circuit Law Syllabus:
- Basic concept use in electric circuit or network
- Concepts of the polarity of voltage and direction of current
- Types of Source and element
- Ohms and Kirchhoff’s law
- Source Transformation rules
- Mesh analysis and Super mesh
- Nodal analysis and Supernode
- Linearity principle of the circuit
- Superposition theorem
- Thevenin’s and Norton’s theorem and concept of OC Voltage & SC Current
- Thevenin’s theorem for dependent voltage source and finding resistance
- Maximum power transfer theorem for AC & DC circuit concepts
- Statement of Tellegen's Theorem, Reciprocity theorem, Compensation Theorem.
- Milliman's Theorem
SSC JE Electrical Electrostatics & Electromagnetism Syllabus:
- Concepts of charge
- Coulombs law
- Concepts of permittivity and dielectric constant
- Dipole
- Gauss law
- Concepts of an equipotential surface
- Capacitor and its Capacitance
- Earth magnet concepts
- Terms related to magnetism
- Types of magnetic material
- Hysteresis
- Biot savart law and ampere circuital law and their application
- Charge and field
- Magnetic force
- Electromagnetic induction
- Inductor
SSC JE Electrical AC Circuit Syllabus:
- Concepts of frequency, wavelength, cycle, phase, etc
- Current flow through pure Resistor, Inductor and Capacitor
- Concepts of phasor and different forms
- RLC series circuit
- Resonance and Bandwidth in RLC series circuit
- RLC parallel circuit
- Resonance and Bandwidth in RLC parallel circuit
- Three-phase circuit
SSC JE Electrical Electrical Machine Syllabus:
- Working-principle & construction of each machine
- Referred value in Transformer
- Transformer rating
- Voltage regulation of the transformer
- Losses and Separation of loss in Transformer and TEST
- Conversion of Two winding transformers into Auto Transformer
- Inductive and Conductive power in Autotransformer
- Connection of 3 phase transformer and its application
- Cooling method of transformer & Alternator
- Concepts of conservator tank, breather, Buchholz relay in transformer
- Types of excitation or connection in DC Machine
- Armature reaction in DC machine & Synchronous machine
- Commutation in DC machine
- Armature winding concepts in DC Machine & Synchronous Machine
- Power stages and loss in DC machine
- Characteristics & Voltage Build-up in DC Generator
- Application of DC Generator
- Concepts of Back EMF
- Torque in DC Motor
- Characteristics of DC Motor
- The starter used in DC Motor
- Speed control of DC Motor
- Application of DC Motor
- DC Machine Testing
- Concepts of Slip, Synchronous Speed, Rotor Parameter in Induction Motor
- Condition of Maximum starting, Running torque and its relation in Induction motor
- Torque-Slip characteristics of induction motor
- Power stage in induction motor
- Starter of induction motor
- Doubly cage rotor
- Induction Generator
- Revolving field theory
- Method of starting or types of single-phase induction motor
- Concepts of starting and running winding in single phase induction motor
- Comparison and Application of all single-phase induction motor
- Construction of synchronous machine
- Concepts of Synchronous reactance and method to find it in Synchronous machine
- Parallel operation and synchronization of alternator
- Synchronizing torque concept, unequal voltage, etc
- Operation of salient pole machine (Two field theory)
- power-angle characteristics of synchronous machine
- Load sharing concepts of the alternator
- How synchronous motor get start
- Uses of damper winding in synchronous motor and generator
- Different torque in Synchronous motor
- Constant excitation, varying mechanical load in Synchronous motor
- Varying excitation, Constant mechanical load in Synchronous motor( V & inverted V curve)
- Exciter used in Alternator
- Reluctance & Hysteresis motor
- Repulsion Motor
- Other special machine and its application
SSC JE Electrical Power System Syllabus:
- Working and block diagram of different power plant
- Comparison between power plant
- Concepts of base-load and peak load plant
- Various factor related to power generation, e.g. load factor, diversity factor, etc
- Economical load dispatch
- Tariff
- Power factor improvement and voltage regulator
- Mechanical design of transmission line
- Electrical design of transmission line
- Corona, Skin effect, Ferranti effect, Proximity effect, etc
- AC and DC distribution system
- Circuit breaker- Fuse and its application
- Relay and its operation
- Overvoltage protective equipment
- Basic concepts of fault analysis
- Cable and Conductor
SSC JE Electrical Basic electronics Syllabus:
- Semiconductor physics
- Semiconductor diode operation
- Types of diode
- BJT
- FET
- Operation Amplifier
- Amplifier and oscillator
- Boolean Algebra
- Logic Gate
SSC JE Electrical Utilization of electrical energy Syllabus:
- Heating
- Welding
- Electroplating and Cell
- Lamp and bulb
- Illumination terminology
- Lighting scheme
SSC JE Electrical Electric Drive and Traction Syllabus:
- Types of drive and advantage
- Types of duty cycle
- Selection of motor drive
- Application of motor according to duty & characteristics
- Traction
SSC JE Electrical Measurement Syllabus:
- Types of an instrument
- Method of producing Torque in instrument
- Analog instrument
- Extension of voltmeter and ammeter
- Wattmeter
- Energy meter
- R, L, C measurement by different bridge connection & instrument
- CRO, DVM, DMM, frequency meter, Q-meter, Signal generator, CT, PT
- Error analysis
- Transducer types and application
SSC JE Electrical Estimation-costing and IE Rule Syllabus:
- Important IE Rule
- Earthing practice
- Types of Earthing
- Method of wiring
- Estimation of OH Line
- Symbol of
- Estimation and tender
SSC JE Electrical Miscellaneous Syllabus:
- The time constant & Transient
- Reactive power compensation in the Power system (e.g. Static VAR)
- Motor controller circuit
- Types of insulation (e.g. Y, A, E, B, F, H, C, N)
- Electrical engineering material
- Basic of Control System
- Transducer