Electrical Engineering(Direct current(DC))

Complete Free Book of Electrical Engineering(Direct current) With Diagrams..

This app is a Complete Free Book of Electrical Engineering(Direct current) With important topics, notes, blogs,and diagrams..

This Useful app Consist of More than 100 of topics with clear details and diagram..

DC can be found in just about every home and electronic device, as it is more practical (compared to AC from power stations) for many consumer devices.

Chapter 1: Basic Concepts Of Electricity

Static Electricity

Conductors, Insulators, and Electron Flow

Electric Circuits

Voltage and Current

Resistance

Voltage and Current in a Practical Circuit

Conventional Versus Electron Flow

Chapter 2: Ohm's Law

Ohm’s Law - How Voltage, Current, and Resistance Relate

An Analogy for Ohm’s Law

Power in Electric Circuits

Calculating Electric Power

Resistors

Nonlinear Conduction

Circuit Wiring

Polarity of voltage drops

Computer Simulation of Electric Circuits

Chapter 3: Electrical Safety

The Importance of Electrical Safety

Physiological Effects of Electricity

Shock Current Path

Ohm’s Law (again!)

Safe Practices

Emergency Response

Common Sources of Hazard

Safe Circuit Design

Safe Meter Usage

Electric Shock Data

Chapter 4: Scientific Notation And Metric Prefixes

Scientific Notation

Arithmetic with Scientific Notation

Metric Notation

Metric Prefix Conversions

Hand Calculator Use

Scientific Notation in SPICE

Chapter 5: Series And Parallel Circuits

What are “Series” and “Parallel” Circuits?

Simple Series Circuits

Simple Parallel Circuits

Conductance

Power Calculations

Correct use of Ohm’s Law

Component Failure Analysis

Building Simple Resistor Circuits

Chapter 6: Divider Circuits And Kirchhoff's Laws

Voltage Divider Circuits

Kirchhoff’s Voltage Law (KVL)

Current Divider Circuits

Kirchhoff’s Current Law (KCL)

Chapter 7: Series-parallel Combination Circuits

What is a Series-Parallel Circuit?

Analysis Technique

Re-drawing Complex Schematics

Component Failure Analysis (Continued)

Building Series-Parallel Resistor Circuits

Chapter 8: DC Metering Circuits

What is a Meter?

Voltmeter Design

Voltmeter Impact on Measured Circuit

Ammeter Design

Ammeter Impact on Measured Circuit

Ohmmeter Design

High Voltage Ohmmeters

Multimeters

Kelvin (4-wire) Resistance Measurement

Bridge Circuits

Wattmeter Design

Creating Custom Calibration Resistances

Chapter 9: Electrical Instrumentation Signals

Analog and Digital Signals

Voltage Signal Systems

Current Signal Systems

Tachogenerators

Thermocouples

pH Measurement

Strain Gauges

Chapter 10: DC Network Analysis

What is Network Analysis?

Branch Current Method

Mesh Current Method

Node Voltage Method

Introduction to Network Theorems

Millman’s Theorem

Superposition Theorem

Thevenin’s Theorem

Norton’s Theorem

Thevenin-Norton Equivalencies

Millman’s Theorem Revisited

Maximum Power Transfer Theorem

Δ-Y and Y-Δ Conversions

Chapter 11: Batteries And Power Systems

Electron Activity in Chemical Reactions

Battery Construction

Battery Ratings

Special-purpose Batteries

Practical Considerations - Batteries

Chapter 12: Physics Of Conductors And Insulators

Introduction to Conductance and Conductors

Conductor Size

Conductor Ampacity

Fuses

Specific Resistance

Temperature Coefficient of Resistance

Superconductivity

Insulator Breakdown Voltage

Chapter 13: Capacitors

Electric Fields and Capacitance

Capacitors and Calculus

Factors Affecting Capacitance

Series and Parallel Capacitors

Practical Considerations - Capacitors

Chapter 14: Magnetism and Electromagnetism

Permanent Magnets

Electromagnetism

Magnetic Units of Measurement

Permeability and Saturation

Electromagnetic Induction

Mutual Inductance

Chapter 15: Inductors

Magnetic Fields and Inductance

Inductors and Calculus

Factors Affecting Inductance

Series and Parallel Inductors

Practical Considerations - Inductors

Chapter 16: RC and L/R Time Constants

Electrical Transients

Capacitor Transient Response

Inductor Transient Response

Voltage and Current Calculations

Why L/R and not LR?

Complex Voltage and Current Calculations

Complex Circuits

Solving for Unknown Time