The simplest complete circuit is a piece of wire from one end of a battery to the other. An electric current can flow in the wire from one end of the battery to the other, but nothing useful happens.

Higher Physics - current, potential difference, power and resistance. revision-guideHigher Physics - current, potential difference, power and resistance Brush up on your current, potential difference, ...

Physics Current Electricity Class 12 Notes: The Current Electricity chapter in CBSE Class 12 Physics is essential for grasping the fundamentals of electric circuits which will be beneficial later in ...