3rd semester electrical engineering! ELECTRICAL ENGINEERING !Jharkhand polytechnic

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#3rd_semester_ electrical_ engineering
#3rd electrical_ engineering
electrical engineering fundamentals
electrical potential ,electrical potential difference, electric power
all competitive exam sscje drdo sail pgcil ntpc railway je iocl uppcl sscje Ongc etc
3dr semester one by one all chapter solve
3rdsemester Electrical engineering.
Electrical engineering fundamentals.
Electrical engineering
3rd semester polytechnic student
3rd semester electrical engineering .
@all competitive exam junior electrical engineer drdo sail pgcil ntpc railway je iocl uppcl sscje Ongc.
electric field , electric charge current
# electrical engineering fundamentals.
electrical engineering fundamentals
one by one chapter solution concept ke sat
Electrical Engg Fundamentals
Introduction to electrical circuits: Electric field, electric current, potential and
potential difference, electric power, basic circuit components, ohm’s law.
Sources and its types, Ideal and practical sources, Source Conversion,
independent and dependent sources, Energy Stored in Inductor and Capacitor,
series, parallel and series and parallel circuit.
2. DC Networks & Theorems:
Laws and Theorems applicable to DC networkks (KCL & KVL, Node
voltage & Mesh current analysis, Star-Delta and Delta-Star conversion,
Superposition theorem, Thevenin & Norton theorem & Maximum power
Transfer theorem), Simple problems.

3. AC Fundamentals
Single-Phase AC Circuits: Single-phase EMF Generation, Average and
Effective value of periodic ac signals, Peak factor & Form factor, Phasor and
Complex representation of sinusoids, Power factor, complex power.
Three-Phase AC Circuits: Comparison between single-phase and three-phase
systems, three phase EMF Generation, Line and Phase quantities in star and
delta networks,
4. Magnetic circuits
Introduction to Magnetic Circuits: Introduction to Electromagnetism, Faradays
laws of Electromagnetic Inductions, B-H curve, Permeability, Reluctance,
Solution of magnetic circuits, Hysteresis and Eddy current loss.

5. Single Phase A.C. Circuits (5 hours)
A.C. Circuits containing resistance only, A.C. Circuits containing
inductance only, A.C. Circuits containing Capacitance only, R-L Series
circuits, R-C series circuits, R-L-C Series circuits, Simple Numerical
6. Parallel A.C. Circuits
R-L,R-CandR-L-C circuits. Admittance, susceptance, solution by
admittance method, phasor diagram, Parallel resonance, quality factor.
Comparison of Series and parallel Circuits
List of Experiments:
1. Verification of Ohm’s laws
2. Verification Kirchoffs laws
3. Verification of superposition Theorem.
4. Verifications of Thevenin’s and Norton’s theorem.
5. Verifications of Maximum power transfer theorem.
6. Connection and measurement of power consumption of various lamps.
7. Measurement of resonant frequency of Tank Circuits.
8. V-I Characteristics of incandescent lamps and time fusing current
characteristics of a fuse.
9. Calculation of current, voltage and power in series R-L-C circuit excited by
single phase AC supply and calculation of power factor.
10. Verifying B-H Curve of an Electromagnet.