Electrician Printing Dept Syllabus Kerala PSC|771/2025 Syllabus Kerala PSC

Electrician Printing Dept Syllabus Kerala PSC : KERALA PUBLIC SERVICE COMMISSION DETAILED SYLLBUS FOR THE POST OF ELECTRICIAN GR.II IN PRINTING DEPARTMENT (CATEGORY NO.771/2025) (TOTAL 100 MARKS)

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Contents

Electrician Printing Dept Syllabus Kerala PSC

771/2025 Syllabus Kerala PSC given below in detail

Module 1: Basic Electronics (5 Marks)

Active and Passive components, Resistors, Resistor types,
Resistor colour code,Capacitors, Types of capacitors, , Resistors
in series, Resistors in parallel, Series and parallel connection of
capacitors,Inductors.

Module 2: Power Supply Circuits (5 Marks)

Intrinsic and extrinsic semiconductor, PN junction diode, Forward
and Reverse characteristics, Specification of diodes,Special
semiconductor diode: Zener diode, tunnel diode, Rectifiers: Half
wave rectifier, Full wave rectifier (bridge & center tapped), ,Filters:
Introduction, purpose and use of ripple filter, Types of
filters:capacitor filter&Inductor filter, Voltage regulators:
Introduction & purpose, Zener regulators, , Series regulators.

Module 3: Transistor & Amplifiers (5 Marks)

Transistors,NPN & PNP transistor, Symbol, Operation, Input and
output characteristics, Biasing of transistor,Transistor CB, CC, CE
configurations, current gain, voltage gain, and power gain.
Amplifiers: Classification of amplifiers,Voltage amplifiers, Single
stage CE amplifier, Emitter follower circuit, RC coupled amplifier,
Voltage and power amplifier.

Module 4: Oscillators (5 Marks)

Oscillators: Basic working principle,Introduction to positive
feedback, Requisites of an oscillator, LC oscillators and RC
oscillators, Colpitts oscillator, Hartley oscillator, Crystal
oscillator,RC phase shift oscillator, Wien bridge
oscillator,Multivibrators: Astable multivibrator, Monostable
multivibrator, and Bistable multivibrator.

Module 5: Digital Electronics (5 Marks)

Number systems: Decimal number system, Binary number
system, Octal number system, Hexadecimal number system,BCD
code,Numbersystem Conversions: Binary to decimal conversion,
Decimal to binary conversion, Decimal to octal conversion, Octal
to binary conversion, Hexadecimal to binary conversion, Binary to
hexadecimal conversion, Logic gates: OR gate, AND gate, NOT
gate, NAND gate, NOR gate, XOR gate,Logic families and their
comparison.

Module 6: Communication Electronics (5 Marks)

Communication system, Radio wave propagation, Modulation and
Demodulation, Types of modulation,Amplitude Modulation (AM),
Modulation index, Types of AM, Bandwidth in AM, Frequency
Modulation (FM), Modulation index in FM, Bandwidth in FM,
Phase Modulation (PM), Digital modulation techniques ,
Superheterodyne AM receiver. Basics of Mobile communication.

Module 7: DTH &Cable TV (5 Marks)

Satellite communication- introduction,Electromagnetic spectrum
and Frequency bands in Satellite communuication, DTH
-introduction, DTH Terminology and components,Dish assembly,
Mount Assembly,Basics of Digital cable technology,Headend
system & Distribution Network,Multiplay digital services,FTTH.

Module 8: UPS and Inverters (5 Marks)

UPS: Introduction, Block diagram of UPS, Working principle of
UPS, Types of UPS, Inverter: Introduction to inverter, Block
diagram of inverter, Working principle, Applications.

Module 9: Solar Power (5 Marks)

Solar energy principles, Solar cell, Solar cell materials, Types of
solar cells, Working of solar cell, Photovoltaic module,
Photovoltaic array, Solar Photovoltaic (SPV) system, Safety
precautions in solar electric system, Maintenance of solar electric
system.

Module 10: Electronic Home Appliances (5 Marks)

Basic principle, Working and operation of LCD TV and LED TV, Home
Theater Audio speaker- type and features,Blue tooth and
Wireless connectivity , LED light system,LED bulbs, Emergency
lamp, Induction cooktop.

Module – 11 (5 Marks) Basic Electricity And Safety Practice

Safety rules, Fire,types of fire
Fundamentals of electricity,
Soldering techniques and flux
Conductor, Insulator, Semiconductor
Types of wires and cables
Ohm’s law Kirchhoff’s law
DC series and parallel circuits,
Open and short circuits,
Laws of resistance
Methods of measuring low, medium, high value resistances,
Effect of temperature on resistance.

Module – 12 (5 Marks) Magnetism

Types of magnets,
Classification of magnetic substances,
Properties and different terms related to magnets
Methods of magnetizing, Electromagnetism ,
Right hand grip rule and palm rule,
Mmf, flux, reluctance, flux density, permeability,
Hysteresis
Inductance, counter emf
Faraday’s laws of electromagnetic induction

Module – 13 (5 Marks)

Alternating Current and Earthing
Alternating current,
Inductive reactance ,capacitive reactance,impedance,power
factor
RLC series and parallel circuits
Series and parallel resonance circuits
Power triangle,power factor improvement
Wiring accessories
Types of wiring both domestic and industrial Grading of cable and
wires Current rating, Testing of domestic installation
Earthing ,types of earthing

Module – 14 (5 Marks) DC Machines

DC Generators and Types
Emf equation of DC generator
DC series, shunt and compound Generator DC motors and types
Back emf
DC motor starters 3 point, 4 point
Speed control methods of DC machine Braking of DC motors
Losses and efficiency

Module – 15 (5 Marks) AC Machines

Principle of induction motor
Types of AC motors
DOL, Star delta, rotor resistance motor starter
Auto transformer starter
No load and blocked rotor test
Speed control of AC motors Types of Single phase motors
Alternator
Emf equation of Alternator Synchronous motor

Module – 16 (5 Marks)
Measuring Instruments and Transformers

Measuring Instruments and classification
Indicating,integrating,recording instruments
Deflecting torque,Controlling torque and Damping Torque Two
wattmeter method of power measurement
Megger ,earth tester Instrument transformers Range extension of
meters Basic principle of Transformer
Parts and classification of transformer Emf equation of
transformers
Parallel operation of Transformers Voltage regulation and
efficiency Methods of Cooling,
Protective Devices

Module – 17 (5 Marks)

Illumination and Domestic Applainces
Terms used in illumination
Laws of illumination Types of lamps Domestic appliances
Geyser ,electric iron,food mixer,cooking range,induction
cooker,grinder

Module – 18 (5 Marks)

Types of relays and circuit breakers
Classification of relays,
Types of relay,Over current relay,
Over voltage relay,
Under voltage relay
Differential relay,
Earth fault relay,
Distance relay ,Admittance relay
Impedance relay,Reactance relay
Air circuit breaker
Vacuum circuit breaker
SF6 circuit breaker

Module – 19 (5 Marks)

Power Generation and Transmission
Sources of energy Generation
Various types of power generation Transmission and Distribution
Electrical substation
Non conventional sources of power generation Line insulators
AC and DC transmission comparison

Module – 20 (5 Marks)

Cells And Batteries – Control panel wiring
Chemical effect of electricity
Faraday’s laws of electrolysis
Types of Primary and secondary cells Cathodic protection in
electroplating Grouping of cells
Solar cells
Control panel wiring accessories
AC/DC drives

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