Avaliação da capacidade de baterias tipo AAA.

Abstract

The use of AAA batteries it’s something ordinary in many equipment, however there is several brands and models available with different costs. To understand and quantifying the operation of each kind of battery is necessary to assist the consumer in the correct choice. Based on this cenary, the present work evaluate the capacity of AAA alkaline and zinc batteries, establishing a technical/economic relationship between the models in order to identify which are the best options for the final consumer. Were performed open circuit voltage, internal resistance and capacity tests to establish, from the cost of each model, a relationship between the performance and the cost of the main manufacturers available in the city of Campina Grande - PB.