Monday, April 25, 2011

Mechanical Engineering Main Exam Paper One

Civil Service Mechanical Engineering Main Exam Paper One Syllabus
                                                              PAPER-I
1 Mechanics:
 1.1 Mechanics of rigid bodies: Equation of equilibrium in space and its application; first and second moments of area; simple problems of friction; kinematics of particles for plane motion ;elementary particle dynamics
1.2 Mechanics of deformable bodies: Generalized Hooke’s law and its application; design problems on axial stress, shear stress and bearing stress’ material properties for dynamic loading; bending shear and stresses in beams; determination of principle stresses and strains-analytical and graphical; compound and combined stresses; bi-axial stresses-thin walled pressure vessel; material behavior and design factors for dynamic load; design of circular shafts for bending ad torsional load only; deflection of beam for statically determinate problems; theories of failure
2 Engineering Materials: Basic concepts on structure of solids; common ferrous and non-ferrous materials and their applications; heat-treatment of steels’ on-metals-plastics, ceramics,      composite materials and nano-materials.
 3. Theory of Machines: Kinematic and dynamic analysis of plane mechanisms. Cams, Gears and epicyclic gear trains,flywheels,governors, balancing of rigid rotors, balancing of dingle and multi-cylinder engines, linear vibration analysis of mechanical systems (single degree of freedom),Critical speeds and whirling of shafts.
4 Manufacturing Science
4.1 Manufacturing Process: Machine tool engineering-Merchant’s force analysis; Taylor’s tool life equation ;conventional machining;NC and CNC machining process; jigs and fixtures
Non-conventional machining-EDM,ECM ,ultrasonic, water jet machining etc, application lasers and plasmas; energy rate calculations
Forming and welding processes-standard processes
Metrology-concept of fits and tolerances; tools and gauges; comparators; inspection of length position; profile and surface finish.
4.2 Manufacturing Mangemtn:System desing:factory location-simple OR models; Plant layout methods based; applications of engineering economic analysis and break-even analysis for product selection, process selection and capacity planning;pre-determined time standards
System planning; forecasting methods based on regression and decomposition, design and balance of multi model and stochastic assembly lines; inventory managemet-probabikstic inventory models of order time and order quality determination; JIT systems; strategic sourcing; managing inter plant logistic
System operations and control: Scheduling algorithms for job shops ;applications of statistical methods for product and process quality control-applications of control charts for mean ,range percent defective, number of defectives and defects per unit; quality cost systems; management resources,organixations and risks in projects
 system improvement: Implementation of systems, such as total quality management, develop and managing flexible ,lean and agile organization

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