The heating effect produced by the electric current flowing in a wire is used in the back window of a car to keep it clear of water vapour.
P1 Electric current - Cells & Batteries
Specification reference
Learning outcomes
To define electric current.
To know that a battery's capacity is measured in amp-hour.
Keywords
Electric current - charge - electrons - cell - battery - Amp-hour.
Syllabus
Specification reference
