# Electrical Fundamentals

• ## What is Electrical Engineering? Definition, Branches and Scope

Electrical Engineering – Disciplines, Skills, Career and Future Trends What is Electrical Engineering? Electrical Engineering is a branch of engineering that deals with the study, design, and application of electrical…

• ## What is Watt & kW (Watt & Kilowatt)? – Definition, Formula and Calculation

What is Kilowatt (kW) and Watt (W)? – Definition, Formula, Example and Calculation What is Watt? The watt is a standard unit of power that quantifies the rate at which…

• ## What is kWh (Kilowatt hour)? – Definition, Formula and Calculation

What is Kilowatt hour (kWh)? – Definition, Formula, Example and Calculation Kilowatt-hour (kWh) is a unit of energy commonly used to measure electricity consumption. It is defined as the energy…

• ## 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…

• ## Voltage Source: Types of Dependent & Independent Voltage Sources

What is Voltage Source? Different Types of Voltage Sources Modern-day equipment & gadgets require electrical power to operate. We cannot imagine our life without electricity. Various kinds of sources are…

• ## Current Source – Types of Dependent & Independent Current Sources

What is Current Source? Different Types of Current Sources Humans have evolved to use different kinds of tools and equipment using different kinds of energy obtained from various sources. One…

• ## What is Ampere (A)? Unit of Electrical Current & Calculation

Amps “A”: Definition, Formula, Measurement, Conversion and Calculation What is Ampere? An Ampere is the unit of electric current. It is named after the French physicist André-Marie Ampère (who is…

• ## What is Volt (V)? Unit of Electrical Potential and Voltage

Volt “V”: Definition, Formula, Measurement, Conversion and Calculation What is Volt? A Volt is the derived unit of voltage, electric potential or potential difference and electromotive force (EMF). It is…

• ## What is Electrical Energy? Its Unit, Formula & Applications

Electrical Energy, Its Unit, Formula and Applications What is Energy? Energy is the capacity for doing work or the ability to do some work is known as energy. Energy exists…

• ## What is Joule’s Law and Heating Effect of Current

Joule’s Law – Joule Effect or Heating Effect of Current and its Applications An English physicist James Prescott Joule discovered the Joules’ law (also known as Joel’s effect, Joule-Lenz law…