what is use i battery and cell
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A battery is a device consisting of one or more electrochemical cells with external connections for powering electrical devices such as flashlights, mobile phones, and electric cars. When a battery is supplying electric power, its positive terminal is the cathode and its negative terminal is the anode.
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battery is a device consisting of one and more electrochemical cells with external connection for powering electrical devices such as flash lights, mobile phones , electric cars.... when a battery is supplying electric power, its positive terminal is cathode and its negative terminal is an anode.
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