Acidity Test of Transformer Insulating Oil
🔎 Quick Summary – Key Learnings from the Acidity Test of Transformer Oil Purpose: Measures the amount of potassium hydroxide (KOH) needed to neutralize acids
Dissolved Gas Analysis (DGA) Test of Transformer Oil
💡 Key learnings: DGA Definition: Dissolved gas analysis of transformer oil is a method used to examine gases formed due to thermal and electrical stresses
Eddy Current Loss Formula Derivation
The Eddy Current Loss Formula Derivation is an essential concept for understanding how energy is lost as heat in conductors subjected to varying magnetic fields.
What is Electrical Resistance? Definition and Unit of Resistance
Electrical resistance is one of the most important concepts in electricity and electronics. It describes how strongly a material opposes the flow of electric current
Temperature Coefficient of Resistance- Formula & Solved Problems
The temperature coefficient of resistance is the parameter that shows the relationship between the variation of resistance with an increase in temperature. The resistance of
Electron Volt (eV): Definition, Formula, Symbol, and Uses in Physics
💡 Key learnings: Definition of Electron Volt: An electron volt (eV) is the energy required to move a single electron through an electric potential difference
Electric Current and Theory of Electricity
Electric current is the ratio of charge transferred in a given period. In other words, the rate of transfer of electric charge is the electric
Measurement of Insulation Resistance
The measurement of insulation resistance is a key test used to check the condition of electrical insulation in equipment and wiring. By measuring how much
How to Calculate NGR Resistance Value?
Neutral Grounding Resistors (NGRs) play a critical role in electrical power systems by controlling fault currents and protecting equipment during ground faults. Proper calculation and
Working Principle and Basic Theory of Transformer Explained
A transformer is an essential electrical device that changes the voltage level of alternating current (AC) without altering its frequency. The working principle of a