Date of Examination:
Will be announced in due course
Candidates are requested to go through the Board’s website (www.wbjeeb.nic.in,
wbjeeb.in) regularly in order to update themselves for the latest information.
Pattern of Question Papers.
The paper will contain fifty (50) MCQ ( Multiple Choice Question) type
questions, with four answer options each. Each question carries 2-mark, full
mark of the paper is 100 and du
a) Applied Mechanics & Machine Design:
Equilibrium equations (2D problem), Friction, Properties of surface, Velocity and
acceleration of particle for motion in straight, and circular path, Newton’s laws of
motion, Energy and momentum conservation. Stress, strain, Hook’s law, T herm al
stress, Statically indeterminate problem , Strain energy, Torsion of Circular shaft,
bending moment and Shear force diagrams, bending stress, Deflection of beam,
(method of integration and method of superposition), Short and Long column,
Design considerations, Theories of failure, Concept of factor of safety, design of
rivets, Cotter joints, Knuckle joints, flange couplings, shafts, pulleys and pipes.
b) Fluid Mechanics, Fluid Machines & Thermal Engineering:
Properties of fluid, measurement of pressure, Hydrostatic equation, Total fluid
pressure on plane and curved surfaces, Centre of pressure, Buoyancy, stability of
floating bodies, types of fluid flow, Continuity equation, total energy of flowing
fluid, Bernoulli’s equation, Measurement of flow in closed conduits and open
channels (Orifice / Venturi meter, notches), measurement of velocity (Pilot tube),
Impact of Jet on surfaces, pipe friction equation, Head losses in pipes, Minor losses,
pipe line problems, open channel flow (Chezy’s and Manning’s equation),
Centrifugal / Reciprocating pumps – pump work, efficiency, power, Pelton turbine
/ Francis turbine – working principle, Velocity diagram, Work done efficiency
Draft tube, specific speed, Hydraulic accumulator, Fluid coupling, Hydraulic press,
intensifiers.
Heat, Temperature, Gas laws, Laws of thermodynamics, energy and entropy,
Properties of steam, enthalpy and dryness fraction of steam, Description, and
principle of working of different types of boilers, boiler fittings and their
mountings, Steam power cycles and Air standard cycles. Introduction to
reciprocating air compressor.
Air refrigeration (Bell Coleman cycle) including problems, Principle of vapour
compression refrigeration, systems.
c) Production Engineering:
Operational features of basic machine tools like lathe, shaper, planer, drilling
machine, grinding machines, milling machines, broaching machine, boring
machines. Cutting tools – their profiles, material and heat treatment. Theory of
metal cutting – basic elements of machining, chip formation and types of chips,
machinability and machinability index, cutting fluid. Press Work – Principle of
blanking, piercing, drawing, bending embossing, coining.
Press tools – dies & punch.
Principles of Jigs & Fixtures.
Basic idea of (i) non-traditional machining like EDM, ECM, USM, LBM (ii) CNC
machine tools.
Iron – Carbon equilibrium diagram – heat treatment of steel. General Principles
of moulding methods & Pattern making, Types of pattern, pattern allowances –
Core making and use – Casting processes like Sand Casting, Die Casting,
Centrifugal Casting Investment Casting – Casting defects & remedies. Mechanical
worlong of metals – forging, extrusion, rolling. Welding and allied processes Gas
Welding, arc welding, resistance welding, thermit welding, soldering, brazing –
welding defects & remedies.
Industrial Management – Organisation structure & design organizational
behaviours – Basic principles of production management, materials
management, marketing management, financial management, PERT, CPM –
Safety & environment management. Metrology – principles and uses of
micrometer, vernier calliper, screw pipe gauge, depth gauge, height gauge, sine
bar – Surface finish concept of interchangeable system arid limits, fit & tolerance.
Estimating & Costing of materials for different processes.
ELECTRICAL ENGINEERING :
a) Units and dimension: work, power and conversion among electrical, mechanical
and thermal energies.
b) Direct current circuits: steady state and transient response of dc circuits.
c) Magnetic circuits: Electromagnetics, mmf calculation, lifting power of magnets.
d) Alternating current circuits: steady state response of single-phase circuits; series
and parallel resonance, balanced three phase circuits; active and reactive power in
three phase circuits and their measurement.
e) Network theorems: star-delta conversion; superposition, reciprocity the venin,
Norton and maximum power transfer theorem applied to direct and alternating
current circuits in steady state.
f) Measuring instruments: working principles and constructional features of
instruments used for measurement of current, voltage and power in dc and ac
circuits, extension of instrument range, use of shunt and multipliers. CT and PT.
g) DC generators and motors: construction, classification, operating principles and
characteristics of dc machines, Starters and regulators; Swinburner’s test.
h) Transformers: Single phase and three phase transformer construction,
classification, operating principles, emf equation equivalent circuit, expression for
efficiency, regulation and their maximum values, open circuit and short circuit
tests.
i) Induction - synchronous machines: rotating magnetic fielf, construction of
squirrel cage and slip ring induction machines, operating principles, equivalent
circuit, torque-slip ring induction machines, operating principles, equivalent
circuit, torque-slip characteristics, no-load and blocked rotor test of induction
machine, construction and operating principle of synchronous machine, pitch and
distribution factors, emf equation, voltage regulation and its determination by
synchronous impedance method.
j) Generation, transmission and distribution: Thermal, hydraulic and nuclear
power station, lay out diagram, demand and diversity factors, plant capacity and
load factors, calculation of voltage drop and efficiency in short transmission line,
two wire dc and single phase ac distributor, underground and submarine cables,
relay, operating principles of different types of circuit breakers, isolator,
symmetrical short circuit study, short circuit capacity, recovery and restriking
voltage.
k) Semiconductor devices: Simple diodes and transistors, rectifier, oscillator and
amplifier circuits. Thyristor and its application only.
a. Part – A, Applied Mechanics:
Friction between solid bodies; equilibrium of rigid bodies; centre of mass and
centre of gravity; work, power and energy; principle of virtual work. Direct and
shear stresses, strain elasticity, Hooke’s law, Poisson’s ratio, Young’s modulus,
modulus of rigidity and bulk modules, working stress, factor of safety.
Structural elements, BM and SF diagrams theory of simple bending,
distribution of bending stresses and shear stresses, Principal stresses and
principal planes, Mohr’s circle, Moment of internal section modulus, adius of
gyrations, torsion of circular shafts.
Use of simple column formula.
Solution of determinate trusses.
Fluid Mechanics – pressure at a point, Pascal’s law of pressure within a static
fluid, buoyancy, stability of submerged and floating bodies; Steady and
unsteady flow, uniform and nonuniform flow, laminar and turbulent flow,
Reynolds number.
b. Part – B
General Civil Engineering:
Surveying Correction for measured length by chain and tape, Field problems
and their solutions, Com pass Traversing, Closing error in com pass traverse
and its correction, Levelling, Cross - section Long section, measurement of
areas, plane table surveying, Contouring.
Planning and Construction:
Brick Bonding, types of ordinary foundations, shoring and timbering, D.P.C.
Flooring, Plastering, Whitewashing, skirting, Dado, Layout of water and
sanitary lines in residential building, Water closets, Intercepting chambers.
Connection of house drains to streets sewers.
Irrigation:
Methods of irrigation, water requirement of crops, ground water – well
hydraulics, Design of irrigation canal systems.
Sanitary Engineering:
Sewers, sewer appurtenances, different system of sewerage, sewage BOD of
sewage, Aerobic and Anaerobic process fundamentals of septic tanks,
activated sludge and trickling filters. Demand of water, potable water, source
of water, development of ground water sources, impurities in natural waters,
water works intake, slow sand filter, rapid sand filters, disinfection of public
water supplies, causes and removal of hardness.
Soil Mechanics :
Formation, identification and classification of soils. Three phase system Water
content, void ratio, degree of saturation, Bulk density etc. Limits of
consistency. Total and effective stress.
Roads and Railways:
Roads and Railways Survey, Construction and maintenance, Road permanent
way structures with formation, Road and Railway crossings road inter-
sections and Railway Track connections of various types road signs, Railway
signals, Railway yards, road metals and their specifications, parts of Culverts.
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