However, electrical energy must be changed into other forms of energy before we can use it. The symbol for power is \(P\), it is measured in Watts (\(W\)). The symbol for energy is \(E\), it is ...

said this month he would rather watch Formula E than Formula 1, it marked a coming of age for electric power. Holden Frith is The Week’s digital director. He also makes regular appearances on ...