Give the construction and woking of sinple dry cell?
The dry cell is compact form of Leclanche cell. It consists of a zinc container which acts as anode and the cathode is a carbon rod surrounded by powdered manganese dioxide and carbon kept in a porous container. The space between electrodes is filled by a moist paste of ammonium chloride and zinc chloride. The cylinder is sealed at the top with a pitch.
The dry cell has a potential of nearly 1.5 V.
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