Category: ELECTRICAL BASICS

What Is the Difference Between AC and DC?

What Is the Difference Between AC and DC? If you are starting to learn electrical engineering, one of the first concepts you will come across is AC and DC. AC means Alternating Current, while DC means Direct Current. Many people...

ELECTRICAL BASICS

What Is Potential Difference? Voltage Explained Simply

What Is Potential Difference? What Is Potential Difference? 1. What Is Potential Difference in Simple Terms?2. Understand Potential Difference Using a Water AnalogyCase 1: Different Water LevelsCase 2: Equal Water Levels3. What...

ELECTRICAL BASICS

WHAT IS BACK EMF AND WHY IT IS NEEDED?

1. How a running motor works: When the motor’s armature (rotor) spins in the magnetic field, it acts like a generator, producing a voltage called back EMF. This back EMF opposes the supply voltage. The net...

ELECTRICAL BASICS

WHAT IS AMPACITY

What Is Ampacity? Simple Explanation of Cable Current-Carrying Capacity What Is Ampacity? Ampacity means the maximum amount of electrical current that a conductor or cable can carry continuously without exceeding its allowable...

ELECTRICAL BASICS

HOW TO UNDERSTAND CABLE SIZING LIKE A STORY ?

he Adventure of Mr. Current & The Cable Kingdom Once upon a time, in the Electrical Kingdom, there lived a hardworking hero named Mr. Current (Electric Current). Every day, Mr. Current carried energy from the Power Castle to...

ELECTRICAL BASICS

how cable filing is done in cable tray?

1️⃣ What is mm² in cable? mm² = Square millimeterIt tells the cross-sectional area of the copper conductor inside the cable — not the outer diameter. 🔹Example: 2.5 mm² cable means the copper area is 2.5 mm² 4 mm²...

ELECTRICAL BASICS

What Is Neutral in Electrical? Working, Uses and Examples

How Does Neutral Work in an Electrical Circuit? How Does Neutral Work in an Electrical Circuit?1. What Is Neutral in Electrical?2. Why Is Neutral Needed?2.1 To Complete the Electrical Circuit2.2 To Establish a Voltage...