Keralapsc Instructor Grade I (Electrical Engineering) Department Technical Education (Engineering Colleges) Question paper with answer key download pdf.
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Golden opportunity Keralapsc electrical digree level aspirants instructor exam on December.
Keralapsc Instructor Grade I (Electrical Engineering) Department Technical Education (Engineering Colleges) Scale of pay : 15600-39100/-
(AICTE Pay band with AGP 5400)
Category No: 079/2017
Qualifications
Bachelor's Degree in appropriate branch of Engineering/Technology with not less than
60% marks in final qualifying examination or in aggregate from a recognised University
after undergoing regular course of study.
Exam date 02.12.2020 Wednesday.
INSTRUCTOR GRADE I
(ELECTRICAL ENGINEERING)
TECHNICAL EDUCATION
(ENGINEERING COLLEGES)
Main Topics:-
Part I (a) - Technical Mathematics
Part I (b) - Basic Civil Engineering
Part I (c) - Basic Mechanical Engineering
Part I (d) - Basic Electrical Engineering
Part I (e) - Essentials of Electronics Engineering
Part II - Electrical Engineering
Maximum Marks : 100
Duration : 1 Hour15 Minutes
Medium of Question : English
Mode of Exam : OMR/ONLINE
(Objective Multiple Choice)
Candidates can submit their confirmation for writing this examinationthrough one time registration profile from 22.09.2020 to 11.10.2020
Candidates who successfully submit their confirmation on or before
11.10.2020 can download the Admission Tickets through their One Time.
Registration Profile in the website www.keralapsc.gov.in from 17.11.2020.
Full syllabus for instructor can download in Keralapscexaminatonhelp blog.
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Syllabus keralapsc Instructor grade 2
Syllabus text
INSTRUCTOR GRADE I
(ELECTRICAL ENGINEERING)
TECHNICAL EDUCATION
(ENGINEERING COLLEGES)
Category Numbers: 079/2017
Part I (a): Technical Mathematics
I. Matrices – Identification of Matrices, matrix operations, adjoint and inverse.
II. Determinants – Evaluation of second and third order, minors and cofactors,
solutions of simultaneous linear equation in three unknown using Cramer’s
rule.
III. Binomial Series – Expansions using Binomial theorem.
IV. Trigonometric functions – Signs of functions in each quadrant. Trigonometric
values of angles, properties of trigonometric functions, applications of the
identities sin (A ± B), cos (A ± B) and tan (A ± B).
V. Coordinate geometry – Equations to a straight line – slope-intercept form,
intercept form, Angle between two lines, condition for two lines to be
perpendicular, parallel.
VI. Differentiation – Limits and continuity, derivatives of functions, equation to
tangents and normals. Maxima and minima of functions of one variable.
VII. Integration of functions – Integration of different types of functions.
VIII. Applications of integration – Area bounded by a curve and X or Y axis,
solutions of differential equations using the method of variable separable,
solutions of linear differential equations of first order.
Part I (b): Basic Civil Engineering
Materials: Brick – varieties and strength, characteristics of good brick. Cement –
varieties and grade of cement and its uses. Steel – types of steel for reinforcement
bars, steel structural sections. Aggregates – types & requirements of good aggregates.
Concrete – grades of concrete as per IS code, water cement ratio. Workability,
mixing, batching, compaction and curing.
Construction: Parts of building – foundation – types of foundations – spread
footing, isolated footing, combined footing, Raft, pile and well foundations. Masonry
– types rubble masonry, brick masonry, English bond and Flemish bond. (One brick
wall).
Surveying: Chain surveying – principles, instruments, ranging, and chaining
survey lines, field work and field book, selection of survey stations, units of land area.
Levelling: Levelling instruments, different types, bench mark, reduced level of
points, booking of field notes, reduction of levels by height of collimation method
(simple problem). Modern survey – instruments – Total station, Electronics
theodolite, Distomat.
Part I (c): Basic Mechanical Engineering
The importance of IC Engines: Definition, classification – two stroke engines,
four stroke engines, working of two stroke engines and four stroke engines with the
help of line sketches, comparison between two stroke and four stroke engines,
comparison between petrol and diesel engines, function of fly wheel, clutch, gearbox,
propeller shaft and differential in power transmission, explain with sketch the working
of differential, briefly explain power transmission of 4 wheel vehicle with line
diagram.
The importance of Power Plants: Introduction, classification of power plants
– working of hydroelectric power plant with schematic sketches – working of thermal
(Steam and Diesel) power plant with schematic sketches – working of nuclear power
plant with schematic sketches.
Part I (d): Basic Electrical Engineering
Review with discussion of electric current, potential difference, power, EMF,
resistance and its laws, Ohms law and series parallel circuit, electromagnetism,
generation of AC and DC supply.
Idea of Basic electrical circuit: Electrical supply and load and its functioning,
division of voltage and current in a parallel and series circuit – simple problems, units
of power and energy, solution of DC circuit with calculation of energy consumption
in an installation.
Circuit parameters: Resistance, Capacitance and inductance. AC circuit with R,
L, C. Simple solution of typical AC circuit with resistance, impedance, power and
power factor.
Electrical circuit of an installation: Earthing, lightning protection.
Part I (e): Essentials of Electronics Engineering
Active and passive devices – review only. LED – working, applications, comparison
of LED lighting and CFL lighting. Full wave rectifier – diagram and explanation, 5 V
power supply – with bridge rectifier and 7805. SMPS – block diagram and
advantages. Integrated circuits. SMDs – advantages. Static electricity – precautions in
handling electronic circuits
Switches: ON / OFF, push to ON, push to OFF, push to ON / OFF, SPST, SPDT,
DPDT. Working and application of limit switches, proximity switches, relays.
Microcontrollers: Simple block diagram of 8 bit microcontrollers – application.
Mobile technology: CDMA and GSM. Compare – 2G and 3G technologies.
Inverter & UPS: Block diagram. Compare – inverter and UPS. Online and off line
UPS – differentiate. Battery selection for UPS and inverter.
E-waste: Health hazards of e-waste.
Part II (a)
DC machines – generator types, construction, emf equation, windings, characteristics
armature reaction, commutation, trouble shooting and application.
DC motor – voltage equation, speed and torque, starting methods speed control,
starters.
Transformer – single phase and three phase – equivalent circuits, phasor diagrams,
tests, regulation and efficiency. Connections – parallel operation, autotransformer –
principle.
Induction motor – Squirrel cage and slip ring, principle and operation, slip, rotor
current frequency and rotor emf. Torque equation, max torque, characteristics, power
stages, equivalent circuits.
Speed control – starting methods, starters and applications.
Synchronous Generator – construction – salient pole & non salient pole, excitation –
methods, emf equation, armature reaction, armature reactance, leakage reactance,
Vector diagram, Voltage regulation, cooling system.
Synchronous Motor – methods of starting, characteristic, application, Phaser, hunting.
Part II (b)
Power System: Power generation – system – hydel, thermal, nuclear, - layouts,
site selection, advantages and disadvantages of different systems.
Transmission – line constants, line insulators, string efficiency, sag, skin, corona and
Ferranti effect, DC transmission system.
Cables – terms and definitions. Types. Distribution – systems, overhead – Radial, ring
& inter connected.
Protection – primary and secondary, fuses – terms and definitions, types.
Circuit breaker – principle, operation and types. Protection of alternator, transmission
line and neutral earthing.
Utilisation electric heating, materials advantages, types, devices.
Electrical welding principle and types, Traction, terms, definitions, speed time
characteristic
Breaking – types.
Part II (c)
Measurements & estimating: Instruments – Function, terms and definitions.
Principle construction and application. Instruments used for current, voltage, power,
power factor, frequency and energy. Digital voltmeter, digital multimeter, and cathode
ray oscilloscope (CRO).
Transducers and gauges – stain gauge – LVDT, burden tube, capacitor transducer,
Piezoelectric transducer, bellow
Illumination – terms and definitions, laws of illumination lighting schemes, design
and calculation. Lamps – different types – working. IS code, I E rule, busbar design.
Industrial electrification.
Part II (d)
Electronics and Op-amp: Transistor – characteristics, configuration and
application.
Amplifier – classification, working, circuit diagram and application.
Oscillator – concept of Barkhausen’s criteria, types.
Multi Vibrates – types circuit diagram and application.
Number system – conversion of decimal, octal and hexadecimal into binary and vice
versa.
Binary addition, subtraction and division.
Systems of signed binary number – true magnitude form, 1’s compliment, 2’s
compliment.
Logic gates – basic logic gates – verification of Truth table – Boolean’s algebra – axioms and postulates, universal logical gates. K-Map, De Morgan’s theorem, half adder, full adder, multiplexing and demultiplexing. Flip flop circuit and clocked flip- flop circuits, operational amplifier – working characteristic and applications.
Part II (e)
Power Electronics and Microcontroller: UJT, FET, Diac, Triac, SCR – principle, construction, operation, characteristic, Electric Drives – DC, single phase, semi converter, single full converter single phase duel converter. Speed control of 3 phase induction, stator control, voltage and frequency. Microcontroller – 8051 microcontrollers – features, block diagram, architecture, register structure, special function registers, internal and external memory, pin details, ports, counters and timers in 8052. Serial I/Os, associated registers, interrupts. PLC – applications, importance, block diagram, operation types of PLCs, programming – methods – ladder diagram.
NOTE: - It may be noted that apart from the topics detailed above, questions from other topics prescribed for the educational qualification of the post may also appear in the question paper. There is no undertaking that all the topics above may be covered in the question paper
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