The negative charge of the electron is equal, but opposite to, the positive charge of the proton. These charges are…

A thermionic energy converter is a device consisting of two electrodes placed near one another in a vacuum. One electrode…

Light is a form of energy and is considered by many scientists to consist of small particles of energy called…

Some materials readily give up their electrons and others readily accept electrons. For example, when two dissimilar metals like copper…

By applying pressure to certain crystals (such as quartz or Rochelle salts) or certain ceramics (like barium titanate), electrons can…

A generator is a machine that converts mechanical energy into electrical energy by using the principle of magnetic induction. Magnetic…

Atoms with the proper number of electrons in orbit around them are in a neutral state, or have a “zero…

Chemicals can be combined with certain metals to cause a chemical reaction that will transfer electrons to produce electrical energy.…

Following are few methods of producing electricity. Electro chemistry Static (friction) Induction (magnetism) Piezoelectric (pressure) Thermal (heat) Light Thermionic emission

The density of the atoms in copper wire is such that the valence orbits of the individual atoms overlap, causing…