SSC JE PAPER ANALYSIS ELECTRICAL 2013 TO 2016

 

Electrical Engineering - SSC JE PAPER ANALYSIS (Previous 4Years)
S.No.	Subject	Percentage weightage						Avg.  % Wtg.
		2013	2014		2015	2016
			Morning	Evening		P - 1	P - 2
1	Electrical Machines	22	22	24	21	27	31	24.5
2	Basic Concept	13	12	17	18	15	18	15.5
3	Magnetic Circuit	17	13	14	11	6	2	10.5
4	Measurement and measuring instruments:	11	8	12	9	7	14	10.2
5	Power System	7	15	9	6	6	2	7.5
6	Basic Electronics	9	6	5	6	12	4	7.0
7	AC Fundamentals	10	8	7	8	4	2	6.5
8	Utilization of Electrical Energy	4	6	2	7	12	3	5.7
9	Estimation and costing	0	2	6	9	3	10	5.0
10	ELECTROSTATICS	4	3	1	1	8	11	4.7
11	Circuit law	3	5	3	4	0	3	3.0
Grand Total		100	100	100	100	100	100	100.0

 

SSC JE PAPER ANALYSIS MECHANICAL 2013 TO 2015

 

SUBJECT	2012	2013	2014	2015	AVERAGE %
FLUID MECHANICS	19	20	30	30	25%
PRODUCTION PROCESS	19	19	9	10	14%
SOM	12	14	8	13	12%
TOM	14	12	12	9	12%
THERMODYAMIC	13	12	10	10	11%
IC ENGINE	8	11	11	6	9%
POWER PLANT	9	7	8	9	8%
M.D	6	4	3	5	4%
MECHANICS	0	0	7	3	3%
R.A.C	0	1	2	5	2%
TOTAL	100	100	100	100	100

SSC JE Syllabus for Mechanical & Civil Engineering & Structural Engineer Syllabus:

SSC JE Civil Syllabus is different for the Civil Engineering Students. The people who are belonging to the Civil Engineering Branch can get the SSC JE Civil Syllabus 2017-18.

Building Materials:

• Physical and Chemical properties, Classification, Standard Tests, Uses and manufacture/quarrying of materials e.g. building stones, silicate based materials, Cement (Portland), Asbestos products, Timber and Wood based Products, Laminates, bituminous materials, Paints, Varnishes.

Estimating, Costing, and Valuation:

• Estimate, Glossary of technical terms, Analysis of rates, Methods, and unit of measurement, Items of work – Earthwork, Brickwork (Modular & Traditional bricks), RCC work, Shuttering, Timber work, Painting, Flooring, Plastering.
• Boundary wall, Brick building, Water Tank, Septic tank, Bar bending schedule. Centre line method, Mid-section formula, Trapezoidal formula, Simpson’s rule.
• The cost estimate of Septic tank, flexible pavements, Tube well, isolated and combined footings, Steel Truss, Piles and pile caps.
• Valuation – Value and cost, scrap value, salvage value, assessed value, sinking fund, depreciation and obsolescence, methods of valuation.

Surveying:

• Principles of surveying, measurement of distance, chain surveying, working of prismatic compass, compass traversing, bearings, local attraction, plane table surveying, theodolite traversing, adjustment of theodolite, Levelling, Definition of terms used in levelling, contouring, curvature and refraction corrections, temporary and permanent adjustments of dumpy level, methods of contouring, uses of contour map, tachometer survey, curve setting, earthwork calculation, advanced surveying equipment.

Soil Mechanics:

• Origin of soil, phase diagram, Definitions- void ratio, porosity, a degree of saturation, water content, a specific gravity of soil grains, unit weights, density index and interrelationship of different parameters, Grain size distribution curves and their uses.
• Index properties of soils, Atterberg’s limits, ISI soil classification, and plasticity chart. the Permeability of soil, a coefficient of permeability, determination of the coefficient of permeability, Unconfined and confined aquifers, effective stress, quicksand, consolidation of soils, Principles of consolidation, the degree of consolidation, pre-consolidation pressure, normally consolidated soil, e-log p curve, computation of ultimate settlement. Shear strength of soils, direct shear test, Vane shear test, Triaxial test.
• Soil compaction, Laboratory compaction test, Maximum dry density and optimum moisture content, earth pressure theories, active and passive earth pressures, Bearing capacity of soils, plate load test, standard penetration test.

Hydraulics:

• Fluid properties, hydrostatics, measurements of flow, Bernoulli’s theorem and its application, and turbines.

Irrigation Engineering:

• Definition, Necessity, Benefits, III effects of irrigation, types, and methods of irrigation. Hydrology – Measurement of rainfall, runoff coefficient, rain gauge, losses from precipitation – evaporation, infiltration, etc.
• Water requirement of crops, duty, delta and base period, Kharif and Rabi Crops, Command area, Time factor, Crop ratio, Overlap allowance, Irrigation efficiencies.
• Different type of canals, types of canal irrigation, loss of water in canals. Canal lining – types and advantages.
• Shallow and deep to wells, yield from a well. Weir and barrage, Failure of a weird and permeable foundation, Slit, and Scour, Kennedy’s theory of critical velocity. Lacey’s theory of uniform flow.
• Definition of flood, causes, and effects, methods of flood control, water logging, preventive measures.
• Land reclamation, Characteristics of affecting the fertility of soils, purposes, methods, description of land and reclamation processes. Major irrigation projects in India.

Structural Engineering:

• Theory of structures: Elasticity constants, types of beams – determinate and indeterminate, bending moment and shear force diagrams of simply supported, cantilever and over hanging beams.
• Moment of area and moment of inertia for rectangular & circular sections, bending moment and shear stress for a tee, channel and compound sections, chimneys, dams and retaining walls, eccentric loads, slope deflection of simply supported and cantilever beams, critical load and columns, Torsion of circular section.

Concrete Technology:

• Properties, Advantages, and uses of concrete, cement aggregates, the importance of water quality, water cement ratio, workability, mix design, storage, batching, mixing, placement, compaction, finishing and curing of concrete, quality control of concrete, hot weather and cold weather concreting, repair and maintenance of concrete structures.

RCC Design:

• RCC beams-flexural strength, shear strength, bond strength, the design of singly reinforced and doubly reinforced beams, cantilever beams. T-beams, lintels.
• One-way and two-way slabs, isolated footings.
• Reinforced brickworks, columns, staircases, retaining walls, water tanks (RCC design questions may be based on both Limit State and Working Stress methods).
• Steel Design: Steel design and construction of steel columns, beams roof trusses plate girders.

Electrical Engineering

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, solenoid, 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 & 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:

• 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.
• 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.
• 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.
• 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.

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. Switchgears – rating of circuit breakers, Principles of arc extinction by oil and air, H.R.C. Fuses, Protection against earth leakage / over current, etc.

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 (NPN and PNP type), BJT and JFET. Simple circuits using these devices.

Mechanical Engineering

• Theory of Machines and Machine Design: Concept of simple machine, Four bar linkage and link motion, Flywheels and fluctuation of energy, Power transmission by belts – V-belts and Flat belts, Clutches – Plate and Conical clutch, Gears – Type of gears, gear profile and gear ratio calculation, Governors – Principles and classification, Riveted joint, Cams, Bearings, Friction in collars and pivots.

• Engineering Mechanics & Strength of Materials: Equilibrium of Forces, Law of motion, Friction, Concepts of stress and strain, Elastic limit and elastic constants, Bending moments and shear force diagram, Stress in composite bars, Torsion of circular shafts, Bucking of columns – Euler’s and Rankin’s theories, Thin walled pressure vessels.

• Thermal Engineering: Properties of Pure Substances P-V & P-T diagrams of pure substance like H2O, Introduction of steam table with respect to steam generation process; definition of saturation, wet & superheated status. Definition of dryness fraction of steam, degree of superheat of steam. H-S chart of steam (Mollier Chart).

• Properties & Classification of Fluid: ideal & real fluids, Newton’s law of viscosity, Newtonian and Non-Newtonian fluids, compressible and incompressible fluids.

• Fluid Statics: Pressure at a point. Measurement of Fluid.

• Pressure: Manometers, U-tube, Inclined tube.

• Fluid Kinematics: Stream line, laminar & turbulent flow, external & internal flow, continuity equation.

• Dynamics of Ideal Fluids: Bernoulli’s equation, Total head; Velocity head; Pressure head; Application of Bernoulli’s equitation.

• Centrifugal Pumps: Classifications, Principles, Performance.

• Production Engineering Classification of Steels: Mild steal & alloy steel, Heat treatment of steel, Welding – Arc Welding, Gas Welding, Resistance Welding, Special Welding Techniques i.e. TIG, MIG, etc. (Brazing & Soldering), Welding Defects & Testing; NDT, Foundry & Casting – methods, defects, different casting processes.

 

Notice 

Junior Engineers (Civil, Electrical, Mechanical and Quantity Surveying & Contract) Examination, 2017

SSC JE Previous Year Cut Off

 Paper-2 2017-18

 Civil and Quantity Surveying & Contract Engineering:

 

	SC	ST	OBC	UR	OH	HH	Total
Cut-off marks in Paper-I+II	220.75	228.00	244.75	244.75	231.25	152.00	---
Candidates available	197	147	503	420	07^	06^^	1280*

Electrical/ Mechanical Engineering:

 

	SC	ST	OBC	UR	OH	HH	Total
Cut-off marks in Paper-I+II	268.50	265.50	299.00	303.50	247.50	164.75	---
Candidates available	44	21	110	132	03^	09^^	319*

 

 

SSC JE Civil Cut off (2016-2012) Paper-I

SSC JE Civil Cut off (2016-2012) Paper-II

SSC JE Electrical/Mechanical Cut off Paper-I

SSC JE Electrical/Mechanical Cut off Paper-II