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# (Syllabus) Karnataka PSC: Preliminary Examination : Civil Engineering

## Subject: Civil Engineering

Engineering Mechanics: Statics: Units and dimensions SI Units, Vectors, coplanar and noncoplanar force systems, equations of equilibrium, free body diagrams, static friction. virtual work, distributed force systems, fIrst and second moments of area, mass moment of inertia.

Kinematics and Dynamics : Velocity and acceletration in cartesston and curvilinear coordiate systems, equations of motion and their integration, principles of
conservations of energy and momentum, collision of elastic bodies, rotation of rigid bodies about fixed axis, simple harmonic motion.

Strength of Materials: Elastic isotropic and homogeneous materials, stress and strain, elastic constraints, relation among elastic constants, axially loaded
determinate and indeterminated members, shear force and bending moment  diagrams, theory of simple bending, shear stress distribution, stitched beams.

Deflection of beams: Macaulay method, Mohr theorems, Conjugate beam method, torsion, torsion of circular shafts, combined bending, torsion and axial thrust, close coiled helical springs train energy, strain energy in direct stress, shear stress, bending and torsion. Thin and thick cylinders, columns and strus, Euler and Rankine loads, principal stress and strains in two dimensions - Mohr circle - theories of elastic failure. Structural Analysis; Indeterminate beams, propped, fixed and continuous beams, shear force and bending moment diagrams, deflections, three-hinged and two
hinged arches, rib-shortening, temperature effects, influence lines.

Trusses: Method of joins and method of sections, deflections of plane pin-jointed trusses.

Rigid Frames : analysis of rigid frames and continuous beams by theorem of  three moments, moment distribution method, slope deflection method, kani method
and column analogy method, matrix analysis, Roling loads and influence lines for beams and pin-joined girders.

Soil Mechanics: Classification and identification of soils, phase relationships; surface tension and capillary phenomena in soils, laboratory and field determination of co-efficient of permeability; senage Forces, flow nets, critical hydraulic gradient, permeability of stratified deposits; Theory of compaction, compaction control; total and effective stresses, pore pressure co-effeicient, shear strength parameters in terms of total and effective stress, mohr-coulomb theory; total and effective stress, analysis of soil slopes; active passive pressures; rankine and Coulomb theories of earth pressure. Pressure, distribution on trench sheeting, retaining walls, sheet pile walls; soil consolidation, Terazaghi one-dimensional theory of consolidation, primary and secondary settlement.

Foundation Engineering: Exploratory programme for sub-surface investigations, common types of coring and sampling, field test and their
interpretation, water level observations; Stress distribution beneath loaded areas by Boussinesq and Steinbrenner methods, use of influence charts, contact pressure
distribution determination of ultimate ‘bearing capacity by terzaghi, Skempton and Hansen’s methods; allowaele bearing pressure beneath footings; and rafts;
settlement criteria, design aspects of footings and rafts; bearing capacity of piles and pile groups, pile load tests, underreamed piles for swelling soil; well foundations, conditions of statical equilibrium, vibration analysis of single degree freedom system, general considerations for design of machine foundations; earthquake effects on soil-foundation I systems, liquefaction,

Fluid Mechanics: Fluid properties, fluid statics. forces on plane and curved surfaces, stability of floating and submerged bodies.

Kinematics: Velocity, streamlines, continuity equation. accelerations. irrotational and rotational flow, velocity potential and stream function, flow net. senaration and  stagnation.

Dynamics: Eulars equation along stream line. energy and momentum equations. Bernoulli’s theorem, applications to pipe flow and free surface flows, free and forced vertices.

Dimensional Analysis And Similitude: Buckingham’s Pitheorem, dimensions parameters, similarities, undistorted and distrorted models. Boundary
layer on a flat plate, drag and lift on bodies.

Laminar And Turbulent Flows: Laminar flow through pipe and between parallel plates, transition to turbulent flow, turbulent flow through pipes, friction
factor variation, ‘energy loss in expansions, contraction and other non-uniformities, energy grade line and hydraulic grade line, pipe networks, water hammer.

Compressible Flow: Isothermal and isentropic flows, velocity of propagation of pressure wave, Mach number, subsonic and supersonic flows, shock waves.

Open Channel Flow: Uniform and non-uniform flows, specific energy and specific force, critical depth, flow in contracting transitions, free overall, wires,
hydraulic jump, surges gradually varied flow equation and its integrator, surface profiles.

Surveying: General principles: sign conventions, chain surveying, principles of plane table surveying, two - point problem, three point problem compass surveying traversing; bearing local, atttaction, traverse computations, corrections.

Levelling: Temporary and permanent adjustments; fly - levels, reciprocal levelling, controur levelling; Volume computations, refraction and curvature
corrections.

Theodolite: Adjustments traversing, heights and distances, tacheo metric surveying,

Curve Setting By Chain And By Theodolite: Horizontal and vertical curves.

Triangulation And Base - Line Measurements: Satellite stations, trigonometric leveling, astronomical surveying, celestial co-ordinates, solution of
speherical, triangles, determination of azimuth,latitudes, longitude and time.Principles of aerial photogrammetry, hydrographic surveying.

Website: http://kpsc.kar.nic.in

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