Introduction To Electric Circuits -

: A device used to open or close the circuit path. An "open" circuit has a break that stops current flow; a "closed" circuit is a complete loop.

: A reference point and safety feature that provides a return path for current. The Core Laws of Electricity Introduction to Electric Circuits

Every functional circuit requires at least three basic elements, though practical setups often include more: : A device used to open or close the circuit path

An electric circuit is an unbroken, closed loop of conductive material that allows electric charges (electrons) to flow continuously from a power source, through various devices, and back again. Essential Components of a Circuit The Core Laws of Electricity Every functional circuit

speaking it's actually the charge value divided by the time. now we the unit for charge is kulum. and the unit for time is second. YouTube·PhysicsHigh 1B: Introduction to Electronic Circuits

: A device that consumes electrical energy and converts it into another form, such as a light bulb (light), a motor (motion), or a heater (heat).