[PDF]AE Electrical Universities Syllabus|070/2024 Syllabus Kerala PSC

AE Electrical Universities Syllabus: In this post, DETAILED SYLLABUS FOR THE POST OF ASSISTANT ENGINEER (ELECTRICAL) (UNIVERSITIES IN KERALA ) is given. Cat.No. : 070/2024, Exam Date: 20/02/2025, Thursday, Total Marks- 100, No. of Applicants: 9461

Contents

070/2024 syllabus Kerala PSC

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Electric Circuits – (10 marks)

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Kirchoff’s laws – maximum power transfer theorem. Star/delta transformation.
Energy stored in a capacitor and inductor. Analysis of coupled circuits – dot polarity
convention – sinusoidal steady state analysis of coupled circuits. Generation of
alternating voltages and currents – rms value, average value, peak factor, form
factor. AC through series R, L, C circuit – series resonance- resonant power –
bandwidth. Resonance in parallel circuits.

Magnetic Circuits (10 marks)

Absolute and relative permeability of a medium
Magnetic field strength- magnetic potential. Relation between magnetism and
electricity – Series and parallel magnetic circuits with composite materials.
Faraday’s laws of electromagnetic induction- Lenz’s law – statically and
dynamically induced emf.

DC Generators – (10 marks)

Constructional details, working principle – types of dc generators – emf equation –
power stages – condition for maximum efficiency. DC motor – armature control and
field control. Single phase transformer – working principle, equivalent circuit,
losses in a transformer, condition for maximum efficiency. Three phase transformer
– construction- difference between power transformer and distribution transformer.
Alternators- constructional details –Synchronous motor – starting methods –
synchronous condenser. Three phase induction motor – working principle,
constructional details – slip, torque and current equations – torque- speed curve.

Digital Electronics – (10 marks)

Number Systems and Codes: Binary, Octal and hexadecimal conversions- ASCII
code, Excess -3 code, Gray code. Combinational circuits – Adders – Full adder and
half adder. Multiplexers- Demultiplexers. Flipflops – registers – counters. Digital –
to – Analogue and Analogue-to-Digital conversion. Microprocessors – Internal
architecture of 8085 microprocessor–Functional block diagram Instruction set –
Addressing modes – Classification of instructions – Status flags. Machine cycles
and T states – Fetch and execute cycles- Timing diagram.

Power Systems – (10 marks)

Line parameters -resistance- inductance and capacitance. Insulators –string efficiency

corona. Circuit breakers – rating- SF6 circuit breaker. Relays – types. Per unit
quantities- symmetrical components – symmetrical and unsymmetrical fault. Power
system stability – steady state, dynamic and transient stability-power angle curve.

Control Systems- (10 marks)

Transfer function of LTI systems – block diagram reduction – Signal flow graph –
Mason’s gain formula – Type and Order of the systems- Characteristic equation Time
domain specifications of transient and steady state responses- Impulse and Step
responses of first order and second order systems. Static error coefficients of type
0,1,2 systems. Routh’s stability criterion. Frequency domain specifications. Polar
plot and Bode plot – concepts of gain margin and phase margin- stability analysis.

Power Electronics – (10 marks)

SCR- Structure, Static characteristics. Fully controlled and half controlled bridge
rectifier with R, RL and RLE loads. Voltage Source Inverters– 1-phase half-bridge &
full bridge inverter with R and RL loads – Pulse width modulation. Single quadrant,
Two quadrant and Four quadrant chopper. Operational Amplifiers – fundamental
differential amplifier- Modes of operation. Properties of ideal and practical Op-amp –
gain, CMRR and slew rate.

Measurements and Instrumentation- (10 marks)

Measurement standards – errors – Types of Errors. Classification of instruments,
secondary instruments–indicating, integrating and recording. Ammeters and
voltmeters – moving coil, moving iron. Measurement of power: Dynamometer type
wattmeter –Construction and working – 3- phase power measurement. Measurement
of energy – Single phase energy meter – construction and working. Digital Energy
meters -Time of Day(TOD) meters. Oscilloscopes- principle of operation of general
purpose CRO-basics of vertical and horizontal deflection system.

Signals and Systems- (10 marks)

Classification of signals – Elementary signals- Basic operations on continuous time
and discrete time signals. Concept of systems – Classification of systems- Properties
of systems – Time invariance- Linearity -Causality – Memory – Stability. Sampling
process – Impulse train sampling – sampling theorem- Aliasing effect. Zero order and
First order hold circuits.

Transducers- (10 marks)

General classification- LVDT- angular displacement transducers- hall effect
transducers. Batteries – Primary cells– secondary cells- battery ratings- grouping of
cells. Wiring – systems of wiring- rules for domestic wiring. Earthing- types of
earthing – rules for earthing. Illumination – Laws of illumination. Electric lamps –
different types.