Ellis Gibson (B.Sc. in Mechanical Engineering)

An acid dry cell battery is a portable device that converts chemical energy into electricity. It has three main parts: an anode (negative terminal), a cathode (positive terminal), and an electrolyte. Zinc and manganese dioxide are common materials. These batteries reduce leakage and work efficiently for direct electric current. One major advantage of the acid … Read more

An alkaline cell battery works by converting chemical energy into electrical energy. It uses manganese dioxide as the positive electrode and zinc as the negative electrode. During a chemical reaction, ions move and electrons flow through an external circuit, providing electricity to power devices. This design ensures dependable and efficient performance. When the battery is … Read more

A D battery is a cylindrical dry cell with electrical contacts on each end. It has a zinc anode and a manganese dioxide cathode. A chemical reaction between these parts generates voltage. D batteries deliver a higher current than smaller batteries, making them suitable for devices that need a lot of power. The mechanics of … Read more

A wet cell battery works by using liquid electrolytes to conduct electricity. It generates gas during use, so it needs venting. To prevent leaks, it must stay upright. In contrast, a dry cell battery uses paste electrolytes, which provide stability and are leak-proof, allowing them to operate even when upside down. Key differences between wet … Read more

A wet-cell battery produces electric current through a chemical reaction. When connected to a load, lead and lead oxide react with the electrolyte solution, which consists of water and acid. This reaction generates electric current that flows from the battery’s terminals to the load. During the discharge process, a redox reaction takes place. The lead … Read more

A Wein cell battery works by using oxygen from ambient air. The oxygen enters through small holes, creating a chemical reaction that generates energy. Moisture can also escape, which may cause the battery to fail early. Its lifespan depends on how well the chamber is sealed to minimize moisture loss. The lifespan of a Wein … Read more