Cell & Battery
₹20
Description
Cell & Battery :- A cell is a single unit device which converts chemical energy into electric energy. A battery usually consists of group of cells. A battery is either a primary battery or a secondary battery meaning it is rechargeable or non-chargeable. A cell is usually light and compact as it has a single unit.
A battery is a device that stores chemical energy and converts it to electrical energy. The chemical reactions in a battery involve the flow of electrons from one material (electrode) to another, through an external circuit. The flow of electrons provides an electric current that can be used to do work.
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