TNPSC CTSE Technical Assistant 2025 - 2026 - Recorded Video Course
Unit I: Circuit Theory and DC Machines
Star to Delta Transformation
9 DC Machines
8 DC Machines
7 DC Machines
6 DC Machines
5 DC Machines
4 DC Machines
3 DC Machines
2 DC Machines
1 DC Machines-DC GENERATORS
Three phase circuits
Resonance
Introduction
Delta to star Transformation
Magnetic Coupled CIRCUIT
AC Circuit - part 2
AC Circuit
Network Theorems 2
Dependent Sources
Network theorems 1
Source Transformation and Voltage Current division
Mesh Analysis
Nodal Analysis
Unit II: AC Machines
Induction Machine_1
Synchronous machine_2.1
Synchronous machine 4
Synchronous machine_5
Synchronous machine_3
Synchronous machine_2
Induction Machine5
Induction Machine4
Induction Machine3
Induction Machine2
Synchronous machine_1
Transformer-1
Transformer_9
Transformers 8
Transformer_8
Transformer_7
Transformer_6
Transformer_5
Transformer_4
Transformers 3
Transformers 2
Transformers 1
Unit III: Measurements and Instruments
Measurement and Instrumentation_1
Measurements and instrumentation_3
Measurements and instrumentation_4
Measurements and instrumentation_5
Measurement and Instrumentation 2
Unit IV: Electronic Devices and Circuits
EDC Day 1
EDC Day 2
EDC Day 3
SEMICONDUCTOR PHYSICS
SEMICONDUCTOR PHYSICS MCQ
PN JUNCTION DIODE
BJT
BJT MCQ
FET
Diode and its characteristics
Unit V: Analog and Digital Electronics
9.Combinational Circuit
OPAMP
OPERATIONAL AMPLIFIER
16.Counters
15.Parity Generator
14.Mux Problem
13.Demux
12.Multiplexer
11.Code Converter
10.Combinational Circuit Problem
1. Introduction
8.K-Map
7.Radix And Base
6.1 Minterm And Maxterm
6.Complement
5.Nand Gate
4.Logic Gates
3.Boolean Algebra
2.Digital Number System
Unit VI: Generation, Transmission and Switch Gear
1 Protection & Switchgear - Basics
2 Protection & Switchgear
3 Protection & Switchgear
4 Protection & Switchgear
5 Protection & Switchgear
6 Protection & Switchgear
7 Protection & Switchgear
8 Distance Relays( Impedance & Reactance Relays)
9 Protection & Switchgear
10 Distance relays 3 Zone protection
11 Protection & Switchgear
12 Protection & Switchgear
Unit VII: Distribution and Utilisation
Chapter 04_ Fault analysis problem
Chpater 06_ Transmission line problems
Chapter 06_Modeling and performance of transmission line
Chapter 06_ Mathematical modeling of transmission line
Chapter 06_Distribution system
Chapter 06_ Performance of UG Cable and OH insulators
Chapter 06_ Corona and Sag
Chapter 06_Introduction Transmission and distribution system
Chapter 05_ Voltage control problems
Chapter 05_ Voltage control
Chapter 05_ Power factor correction problem
Chapter 05 _ Powerfactor correction
Chapter 05_ Essential requirement in power system element -01
Chapter 04_ LL Fault & LLG Fault
Introduction
Chapter 04_ Three phase symmetric fault
Chapter 04 LL Fault LLG Fault
Chapter 04_ LG Fault problem
Chapter 04_ LG Fault
Chapter 03_ Symmetric component for elements problem
Chapter 03_ Symmetric component for elements
Chapter 03_ Symmetric components problem
Chapter 03_ Symmetrical component
Chapter 02_ Newton Raphson
Chapter 02_ Load flow problems
Chapter 02 _ Load flow analysis (Y bus)
Chapter 01_ Per unit system problems
Chapter 01 _ Per unit system
Unit VIII: Micro Controller and its Application
MC PART I
MC PART II
MC PART III
MC PART IV
Unit IX: A. Power Electronics and Drives
Chapter 02 _ Pulse width modulation - 07
Chapter 05_ AC and DC Drives
Chapter 04_ Rectifier problems - 05
Chapter 04 _Single phase semi-controlled and 3 phase rectifiers - 04
Chapter 04 _Single phase full wave rectifier - 03
Chapter 04_ Single phase halfwave rectifier - 02
Chapter 04_ Single phase halfwave rectifier -01
Chapter 03_Power semiconductor devices problem -05
Chapter 03 _Characteristics of triggering circuits - 04
Chapter 03_Diode and its characteristics-03
Chapter 03 _Semiconductor devices charactestics -02
Chapter 03_ Energy and powerloss - 01
Chapter 02_ Three phase inverter problem - 08
Introduction
Chapter 02_ Three phase (120 degree conduction) - 06
Chapter 02 _ Three phase (180 degree conduction) - 05
Chapter 02_Single phase inverter problems - 04
Chapter 02 _Single phase full bridge inverter - 03
Chapter 02 _Single phase halfwave inverter - 02
Chapter 02 _Single phase halfwave inverter - 01
Chapter 01 _Commutation circuits - 06
Chapter 01_ Chopper problem - 05
Chapter 01_ Buck boost converter - 04
Chapter 01 _ Boost converter - 03
Chapter 01_ Buck converter -02
Chapter 01 _ Chopper intro - 01
B. Electrical Estimation & Energy Auditing
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Unit X: Control of Electrical Machines:
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