Sentence Examples


  • Hertz then devised a wave detecting apparatus called a resonator.
  • Sir William Crookes took up in 1872 the study of electric discharge through The Work of Hertz (London, 1894).
  • Fitzgerald was the first to attempt to measure the length of electric waves; Helmholtz put the problem into the hands of his favourite pupil, Heinrich Hertz, and the latter finally gave an experimental demonstration of electromagnetic waves, the "Hertzian waves," on which wireless telegraphy depends, and the velocity of which is the same as that of light.
  • Hertz and of wireless telegraphy were investigated by him in 1853.
  • Mrs. Hertz was always talking about a nephew.