دورة أساسيات الكهرباء من الصفر معتمد بشهادة

دورة معتمدة اون لاين مجانية Electricity is the flow of electrical power or charge. The energy sources we use to make electricity can be renewable or non-renewable but electricity itself is neither renewable or non-renewable. Electricity is a basic part of nature and it is one of our most widely used forms of energy Ahmed Gamal Basics of electricity from scratch