Videos

How to create the ohms law wheel from scratch

Science and principles question 2 Xl, Z and power factor

Science and principles question 1 transformers

How to calculate electrical cable sizes for circuits UK

Calculating design current and max demand

Testing ring circuit continuity and polarity

Inverse square law for lighting

Cosine law of illumination

Pythagoras theory

Corona killing light

A look at the adiabatic process equation

Playing with the R1+R2 equation

Ac theory series circuits inductors and capacitors.

Transposing equations

Resistivity equation. Calculating the resistance of a conductor

Calculating parallel circuits

Calculating series circuits