Questions in the Technical Knowledge test may be based on the given areas for Mechanical & Electrical Engineering
- Basics of Mechanical Engineering : Concept of mechanical technology:-Milling, planning, shaping, drilling, reaming, grinding, riveting, welding and joining process:- types, defects Super finishing processes:-Honing, lapping, buffing Casting, forging, rolling, drawing, forming processes Classification, Selection and application of Machine Tools, Cutting tool material, Coolants, Design of cutting tools or Tool design.
- Theory of Machines : Belt Drives, Gear Drives, Joints and Coupling, single and multi cylinder engines and v engines, belts and chain drives, degree of freedom.
- Machine Design Concepts : Torsion, Spring, Joints, Bearing- Types and Design, Theory of Failure, Factor of Safety, Combined stresses, Struts and Columns, Design of Screw and bolts, Design of Shafts and Springs, Keys.
- Strength of Material : Stress Strain Analysis, Trusses & Trough, Shear Stress, Torsion, bending moment & shear force concept, Shear Force and Bending moments in Beam, Deflection of Beams and different conditions, shafts and helical springs, impact load, torsion of bars
- Fluid Mechanics : Pumps, Types, Selection, Efficiency, characteristics etc., Compressible fluid flow, Fluid properties, Pressure, Thrust, Buoyancy, Viscosity; Bernoulli’s theorem; Hydraulic jump, non-uniform flow, Reynolds number, hydraulic gradient, water hammer
- Manufacturing Planning and Control : Manufacturing Planning and Control System, Forecasting, Planning Function, Planning for Material Requirements, Scheduling and Sequencing, Project Management, Advance concepts of Production Planning I and II.
- IC engines : Volumetric and thermal efficiency, SI engines, CI engines, combustion, knocking, supercharging, Cooling lubrication and ignition system
- Refrigeration and Air Conditioning : Thermal Engineering- Ton of refrigeration, concept of latent heat, Evaporation concept Thermodynamics - Laws of thermodynamics, Various Cycles w.r.t. P-H curves Design of Refrigeration system - Compressor, Expansion unit, Accumulator, Evaporator, Condenser, Duct design, Vapour Absorption and Compression Refrigeration system Design of Air Conditioning system- Temp. Vs Humidity (8 different concepts), Types of system:- Split, centralized Latest Refrigerants and Their examples.
- Parts of Vehicles : Engine, Chassis, Transmission, drive assembly, alternator, axle, body, wheels, brakes, steering, suspension etc. - Transmission : Gear drive design and analysis, Stepped drive Vs Step less drive
- Concept of SI and CI Engines : Carnot cycle, Reverse Carnot cycle, Rankin’s cycle, Otto cycle, Diesel Cycle, SI Vs CI engine 3 - Efficiency : Thermal, Volumetric, Mechanical, Electrical system etc. - 4 wheel drive Vs 2 Wheel drive, Differential mechanism
- Recent trends in Automobiles - Electrical Fundamentals : Supply voltage, AC & DC supply, voltage, current ,inductance, resistance, capacitance, 3 phase & 1 phase supply system, electrical power, electrical energy, hv /lv supply, active and reactive power transfer and distribution, Reactive power consumption
- Electrical power transmission & distribution : Substation & receiving station, earthling, substation equipment, Bus Bar, CT, PT, Protection relay numerical/digital, circuit breaker, on load isolator, offload isolator, Surge arrestor, system grounding, equipment grounding, lightening protection etc. IS 3043, Single line diagram, control circuit, ladder diagram (PLC).
- Insulating material : Classification, dielectric strength, test & section (Bakelite, FRP, Teflon, PVC, HDPE, Mica, SF6, Vacuum, Oil etc).
- Electric Motors (Induction Motors) : Principle of working, 3 phase, 1 phase motors, motor starting methods, selection rating, cooling and enclosures, HV/LV motors, Motor protection relay, Motor control circuits, IS325, speed control methods-V/F control, slip recovery scheme, pole changing, construction of induction motors and their applications for pump, compressor, crane, actuator, tools. Maintenance & testing
- Cables and wires : Types, construction, HV/LV cables, testing, fault finding, cable rating and selection, cable jointing, termination
- Statutory requirement of electric installation : Oil, filtration, die electrical testing, insulation resistance testing, compliances with electrical inspector, safety precautions, permit to work (Lock out) procedure, safety equipment and test instrument. Indian Electricity Rules 1956- provisions, IEEE, IEC, ESSA.
- Illumination (Lights) : Types of of light, solar lighting, LED , CLF,HPSV, Mercury lamp, tube lights etc.
- Principles of Digital Instruments : Working principles of digital Voltmeter, Ammeter, Frequency meter, multimeters, Measurement of Resistance Megger Earth Test Potentiometer
- Power Electronics : SCR, MOSFET, FET devices, rectifiers and invertor, SMPS, PWM convertor, application
- Batteries and UPS - Power factor improvement and energy conservation Energy conservation method, audit, solar energy collectors, area calculations, Wind energy , Energy Conservation Act 2006, BEE initiatives and star rating to efficient electrical equipment
- Provision of National Building Codes on Building services & ventilation, electrical & allied installation, air conditioning, ventilation, acoustic, sound insulation and noise control, installation of lifts and escalators
- Concepts of Electronics : Diode, Triode, Semiconductor, Forward bias, Reverse bias, Transistor:- NPN, PNP. - Logic Gates, De’ Morgans Theorem, Boolean Logic - Counter, Adder, Flip flops and types -
PLC concepts : Ladder logic, Programming, architecture
- SCADA : Concept, Hardware, Software etc
- Automation : Timer, Sequencing, Logic - Network Design : Lan, MAN, WAN , Topology
Ring, Star, Bus
- Data Transmission : Single, Half duplex, Full duplex, Fibre optic concept
- Computer Integrated Manufacturing and Technology Driven practices
- Databases and Warehousing
- Enterprise Resource Planning
- Computers in Industrial Engineering - Internet vs Intranet
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