# Resistance

• Measuring Instruments

## What is Ground Resistance Tester – Working of Ground or Earth Tester

Earth – Ground Resistance Tester – Construction, Working and Applications Earth or ground resistance testers play a vital role in assessing the effectiveness of grounding and earthing systems by measuring…

• Basic Concepts

## What is Ohm (Ω)? Unit of Electrical Resistance and Impedance

Ohm “Ω”: Definition, Formula, Measurement, Conversion and Calculation What is Ohm Ω? Ohm is a unit of electrical resistance, named after Georg Simon Ohm, a German physicist who discovered Ohm’s…

• Resistors

## How to Measure Resistance using Digital & Analog Multimeter?

Measuring Resistance with a Multimeter? (DMM – Analog Meter) Measuring resistance just like voltage and current is an important part of troubleshooting any component. It tells the condition of the…

• Questions - Answers

## Why Does the Heating Element Glow but Not the Cord of Heater?

Why Does the Heating Element Glow While the Cord of the Heater Doesn’t? It is a matter of common experience when the element of the heater connects to the electric…

• Formulas - Equations

## Equations & Formulas For RLC Circuits (Series & Parallel)

RLC Circuits – Series & Parallel Equations & Formulas RLC Circuit: When a resistor, inductor and capacitor are connected together in parallel or series combination, it operates as an oscillator…

• Resistors

## Resistance, Conductance, Impedance and Admittance Formulas

Formulas & Equations for Resistance, Conductance, Impedance & Admittance Resistance Formulas Resistance is the opposition to the flow of electrical current denoted by “R” and measured in ohms “Ω”. For any…

• Formulas - Equations

## Resistance, Capacitance & Inductance in Series-Parallel – Equation & Formulas

Resistor, Capacitor and Inductor in Series & Parallel – Formulas & Equations The following basic and useful equation and formulas can be used to design, measure, simplify and analyze the…

• Formulas - Equations

## Basic Electrical Engineering Formulas and Equations

Basic Voltage, Current, Power and Resistance Formulas in AC and DC Circuits Following are the electrical engineering formulas and equations for the basic quantities i.e. current, voltage, power, resistance and…

• Resistors

## What is Resistance? Resistivity (ρ) & Specific Resistance Ω.

Electrical Resistance, Its Unit, Types, Calculation & Applications Just like voltage and current, the electrical resistance is a basic parameter of electricity. It is necessary to understand it because it is…

• Notes - Articles

## Insulation Resistance of a Cable | Why Cables are insulated?

INSULATION RESISTANCE OF A CABLE WHY CABLES ARE INSULATED? An INTRODUCTION With the exception of power transmission cables that are on electric poles, almost all the cables that are in…

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