Resistance

Opposition to electric current flow.

electrical resistance R

Resistance refers to the opposition offered by a material or device to the flow of electric current, measured in ohms.

Resistance comes from the Latin word 'resistentia,' meaning opposition.

Resistance is like friction for electricity - it slows down how easily electricity can flow through a wire.

What is electrical resistance? It's the opposition to electric current flow
What unit is it measured in? Ohms
Does every material have resistance? Yes, but some materials have much more than others

Electrical property

High resistance Low resistance

Electrical circuit

measurable physical phenomenon physical property