Sentence Examples

  • A more convenient unit of work or energy, in practice, on account of the smallness of the erg, is the joule, which is equal to 10.7 ergs, or one watt-second of electrical energy.
  • In the latitude of Paris the dyne is equal to the weight of about of a gramme, and the erg is the amount of work required to raise Ti lerof a gramme vertically through one centimetre.
  • These surfaces are called "equipotential" or "level surfaces," and we may so locate them that the potential difference between two adjacent surfaces is one unit of potential; that is, it requires one absolute unit of work (I erg) to move a small body charged with one unit of electricity from one surface to the next.