This building used the steel-frame method, innovated in Chicago. It was originally built with 10 stories, a considerable height in the 1800s, to a height of 138 feet (42 m), making it the tallest building in the world. It was later expanded to 12 stories with a height of 180 feet (55 m).
A battery is a device that converts chemical energy into electrical energy and vice versa. batteries for hybrid, plug-in hybrid, and electric vehicles. specifications used to characterize battery nominal and maximum characteristics. pack that consists of individual modules and cells organized in series and parallel.
For example, the chemical energy in a battery is converted into electrical energy. The electrical energy, which involves the motion of electrical charges or currents, can be used to power everyday devices like computers and flashlights. Mechanical energy can also be transformed into electrical energy.