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Basic/Important Electrical Formulas

Cramer’s Rule | Cramer’s Rule Calculator 2 & 3 Equations System

Cramer's rule. step by step procedure with solved example

Cramer’s Rule & Calculator for Linear Circuit Analysis | Step by Step with Solved Examples Today, we are going to share another simple but powerful circuit analysis technique which is known as “Cramer’s Rule“. SUPERMESH Circuit Analysis | Step by Step with Solved Example Update: We have added Online Cramer’s Rule Calculator where you can solve two equations system as …

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Advance Voltage Drop Calculator and Voltage Drop Formula

Advance Voltage Drop Calculator and Voltage Drop Formula

Advance Voltage Drop Calculator and Voltage Drop Formula. According to the NEC (National Electric Code) [210.19 A (1)] FPN number 4 and [215.2 A (3)] FPN number 2, the allowable Voltage drop for feeders is 3% and the acceptable voltage drop for final sub circuit and branch circuit is 5% for proper and efficient operation. For example, if the Supply …

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Air Circuit Breaker (ACB): Construction, Operation, Types and Uses

Delixi Air Circuit Breaker External labels (Rated Current and Voltage = 1kA, 415V)

Air Circuit Breaker (ACB): Construction, Operation, Types and Applications  Circuit Breaker A circuit breaker is a device, which can Make or Break a circuit manually or by remote control under normal conditions Break a Circuit automatically under fault conditions (like over current, Short circuit, etc.) Make a circuit manually or by remote control under fault conditions A circuit breaker is …

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Star Connection (Y): Three Phase Power, Voltage & Current Values

Star Connection (Y): Three Phase Power, Voltage & Current Values

Star Connection (Y) In this kind of interconnection, the starting ends or finishing ends (Similar ends) of three coils are connected together to form the neutral point. Or Star Connection is obtained by connecting together similar ends of the three coils, either “Starting” or “finishing”. The other ends are joined to the line wires. The common point is called the …

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Basic Magnetic Terms definition with Formulas

Basic Magnetic Terms definition with Formulas

Magnetic and Magnetism Important terms definition and formulas Magnetic field or Magnetic Induction (B) Magnet or Electromagnet produces a Magnetic field. The field where the magnet attracts or repels magnetic materials such as iron, steel, etc. it may be defined as a force on a moving charge, F=q x v x B Where      F= Force,      V = Speed …

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IC 555 Timer Calculator with formulas & Equations

IC-555-Timer-Calculator-with-formulas-amp-Equations

IC 555 Timer Calculator with formulas & Equations IC 555 Timer Calculator with formulas & Equations IC 555 Timer Calculator with formulas & Equations IC 555 Timer Calculator with formulas & Equations Formulas and Equations for This calculator Frequency (f) = 1/ [ ln(2) x C x (R1 + 2R2) ] Frequency (f) = 1.44 / C x (R1 + …

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Zener Diode & Zener Voltage Regulator Calculator

Zener Diode & Zener Voltage Regulator Calculator Formulas and Equations for Zener Diode & Zener Voltage Regulator Calculator Series Current IS= VIN – VZ / RS….. (Ohm’s Law Again) Load Voltage VL = VZ Change in Load Voltage ∆VL = IZ x RZ Output (Regulated) Voltage VOUT= VIN – IR = VIN – (IZ + IL) / RS = (VIN …

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