شرح أساسيات الكهرباء من الصفر الدرس العشرون الجزء الرابع دارات التيار المتناوب ثلاثي الطور | [معتمد]

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