Example A current of 1.5 amps (A) flows through a simple electrical circuit. How many coulombs of charge flow through a point in 60 seconds?

Different models, such as water flowing in a central heating system, can be used to understand electrical circuits. Find out more with BBC Bitesize. For students between the ages of 11 and 14.

With recent government policy announcements honing in on a 'green' future, there's some misinformation about charging an EV and how long they actually take to charge.

Author’s note: This article shows how to derive circuit gain equations via a signal flow graph. With practice you may be able to write a gain equation by ...