# Engineering Assistant Course

###### Engineering Assistant TOPICS

- CURRENT AFFAIRS
- ARITHMETIC
- REASONING
- DATA INTERPRETATION
- GENERAL ENGLISH
- GENERAL SCIENCE
- SCIENCE AND TECHNOLOGY
- INFORMATION TECHNOLOGY
- HISTORY & CULTURE OF INDIA WITH SPECIFIC FOCUS ON AP
- INDIAN POLITY
- SOCIETY, SOCIAL JUSTICE, RIGHTS ISSUES
- INDIAN GEOGRAPHY
- AP GEOGRAPHY
- KEY WELFARE & DEVELOPMENT SCHEMES OF GOVERNMENT OF ANDHRA PRADESH
- STRENGTH OF MATERIALS
- ENGINEERING MECHANICS
- FLUID MECHANICS
- HYDRAULIC PUMPS
- ENGINEERING DRAWING
- REINFORCED CONCRETE STRUCTURES
- SURVEYING
- PRODUCTION TECHNOLOGY

### Course Description

PART-A GENERAL STUDIES AND MENTAL ABILITY

1. General Mental ability and reasoning.

2. Quantitative aptitude including data interpretation.

3. General English.

4. Current affairs of regional, national and International importance.

5. General Science and its applications to the day to day life, Contemporary development in science and Technology and information Technology.

6. History & Culture of India with specific focus on AP.

7. Indian polity and governance: constitutional issues, 73/74th Amendments, public policy, reforms ad centre – state relations with specific reference to Andhra Pradesh.

8. Society, Social justice, rights issues.

9. Physical geography of Indian sub-continent and Andhra Pradesh.

10.Key welfare & development schemes of Government of Andhra Pradesh.

**PART-B **

**COMMON FOR CIVIL / MECHANICAL
(Diploma Standard) **

**1. ****Strength
of Materials**: Simple stresses and strains for ductile
materials-mechanical properties of materials-Hooke's law-lateral strain
poisson's ratio-Elastic constants and the relations between them-Composite
sections-Resilience-Strain energy-Gradual and sudden loading-shear force and
Bending moment diagrams for cantilever, Simply supported, fixed, continuous and
overhanging beams subjected to point loads and UDL. Theory of simple
bending-assumptions-bending equation-bending stresssection modulus-shear stress
distribution across various sections like rectangular, circular and
I-sections-Torsion-solid and hollow circular shafts.

**2. ****Engineering
Mechanics:** Statics, Resolution of force, Equilibrium of forces, Parallelogram
law of forces, triangle law of forces, polygon law of forces and Lami„s
theorem, Drawing the free body diagram, Centre of Gravity, Centre of Mass and
centroid, Centroid of square, rectangle, triangle, semi-circle and trapezium,
Centre of gravity of composite sections by analytical method `only (T-Section,
L-Section Isection and channel section). Moment of Inertia, Theorems of Moment
of Inertia. `i) Page 16 of 31 Parallel axes theorem, ii) Perpendicular axes
theorem. c) Moment of Inertia for simple Geometrical Sections, Rectangular,
circular and triangular section and Radius of Gyration. Calculation of Moment
of Inertia and Radius of Gyration of a) I – Section, b) Channel Section, c) T –
Section. d) L – Section, e) Z - section f) Built up Sections.

**3. ****Fluid
Mechanics** Properties, Ideal and Real fluids, Newtonian and
Non-Newtonian fluids, compressible and incompressible fluids, Units, Fluid
properties, Intensity of pressure, Pascal„s law, Atmospheric, Vacuum, Gauge and
absolute pressures. Measurement of pressures by piezo-meter, , U-Tube -
manometer, differential manometer bourdon pressure gauge, buoyancy, Flow of
Liquids, Types of fluid flowSteady and unsteady flow, Uniform and Non-uniform
flow, Two &Three dimensional flow, Rotational & irrotational flow,
Laminar & Turbulent flow, Reynold„s Number. Pressure, potential and kinetic
energy of liquids, total energy, Continuity equation for one-dimensional flow,
Laws of conservation- Mass, Energy and Momentum, Velocity of liquids and
discharge, Bernoulli„s equation, Applications Venturimeters, pitot-tube,
current meters, Flow through pipes, Various losses when liquid flows through
pipes, Laws of fluid friction, The equations for loss of head in pipes due to
friction, Minor losses in pipe flow, Hydraulic gradient and total energy line
for different pipes, Pipes in series(Compound pipe) and equivalent pipe, Impact
of jets, Force of jet striking at the centre and at the top of a fixed curved
blade and moving curved blade, velocity triangles, Work done, power and
efficiency.

**4. ****Hydraulic
Pumps:** Function of a pump, Principle of operation of a
reciprocating pump, single acting, double acting pumps, Effect of velocity and
acceleration of fluids in suction and delivery pipes, Working principle &
Constructional details of centrifugal pump, Comparison between Reciprocating
and Centrifugal pumps, Priming of centrifugal pump and its necessary leakages
of air its prevention, Work done by the impeller, Static head, Manometric head,
Efficiencies- Manometric efficiency, Volumetric efficiency, Mechanical
efficiency and Overall efficiency, Cavitation and its effect, Working principle
of Jet & Submersible pumps.

**5. ****Engineering
Drawing:** Construction of polygon: Construction of any regular
polygon of given side using general method. Conical Curves: Ellipse, Parabola,
Hyperbola, Eccentricity of above curves – Construction of ellipse by concentric
circles method - Construction of parabola by rectangle method - Construction of
rectangular hyperbola. Projection of points and Lines, projection of planes,
projection of solids, Auxiliary views.

**6. ****Reinforced
concrete structures:** Grades of concrete, characteristic strength,
modulus of elasticity-I.S. 456 -2000-Philosophy of limit state design. Limit
state of strength and serviceability, partial safety factor-design strength of
materials and design loads - assumptions. Analysis and limit state design of
rectangular beams singly, doubly reinforced and T-beams, Shear in RCC beams,
lintels and sunshadesdevelopment length. Slabs analysis and limit state design
of one way and two way slabs as per IS 456-2000 Torsion reinforcement. design
of continuous slabs and beams Deflection check for slabs and beams. Detailing
of reinforcement in singly reinforced and double reinforced simply supported beams
of rectangular sections and lintels. one way and two way slabs. Columns: Codal
provisions of I.S 456 2000 short and long columns different shapes design of
short columns by limit state method - Page 17 of 31 long columns concept,
effective length for different end conditions. footings-isolated column
footings - one way shear and two way shear. Stairs-types, loads on stairs.

**7. ****Surveying:**
Chain surveying - purpose and principle -errors and corrections - different
operations in chain surveying - obstacles - methods of calculation of area.
Compass surveying - purpose and principle - bearings - traversing using
prismatic compass - local attraction - errors - Levelling - definitions -
component parts - errors - classification of levelling - contouring - characteristics
and methods. Theodolite - principles and component parts - fundamental lines
and relationship among them - adjustments of theodolite - measurement of
horizontal and vertical angles - errors - traverse computations - bowditoh and
transit rule. Tachometry principle - stadia tachometry - tangential tachometry,
principle and uses of E.D.M. Electronic Theodolite, total station, Global
positioning system - Importance, G.I.S - use and applications in Civil
Engineering.

**8. ****Production
Technology:** Working and operations of lathe, Drilling,
shaper, slotter, planner, milling machines - Capstan and turret lathes -
copying lathes - surface finishing operations - Honing, lapping, super
finishing, electro plating, metal spraying. Equipment used in arc and gas welding.
modern welding methods - Submerged arc, atomic, hydrogen, CO2, and ultrasonic
welding, Forging processes and tools - cold and hot working processes. Pattern
types - types of moulding sand and their properties - Defects in casting and
welding.