Electrical and electronic engineering is an engineering discipline concerned with the practical applications of electricity in all its forms. Generally, electrical engineering study deals with the technology of harnessing electrical energy towards designing, testing, and developing circuitry and equipment for electrical transmission systems, machine control and high-power apparatus and systems. Electronic engineering is another branch of engineering that deals with the practical application of designing, fabrication, and operations of electronic circuits, electronic devices, broadcast and communication systems that operate at low voltage. Electrical and electronic engineering is an engineering discipline concerned with the practical applications of electricity in all its forms.