Question

राइट ए शॉर्ट नोट ऑन एनी टॉपिक इन एनी अपीय​

Answer 1

Explanation:

and positively charged ions.

Metal rod: There is a graphite rod at the centre of the cell. It is surrounded by paste of Manganese dioxide (MnO2). It acts as the positive terminal of the cell.

Working of dry cell: Chemical reactions take place between the electrolyte, zinc container and graphide rod. Because of this, electric charge is produced on the two terminals of the cell and electric current flows in the circuit.

Usefulness ofdry cell: They are handy and portable. The life of dry cell is longer than cells using liquid electrolyte. Dry cells can be use in torch, T.V. or A.C remote controls, toys, etc.