Question

Battery and its uses ​

Answer 1

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

Answer 2

Answer:

Battery is a device which provide necessary potential different to continue flow of charge in the closed circuit .