Electrical energy is easy to move from place to place, using wire or cables. However, electrical energy must be changed into other forms of energy before we can use it. The symbol for power is \(P ...

That means we can transmit energy great distances in its electrical form and, when it arrives at its destination, change it into its mechanical form to do work. View the illustrated instructions ...

It has become critical for electrical energy to be developed from sources that do not pollute the atmosphere or rely on the depletion of natural resources. Renewable sources, such as solar, wind, and ...