Hermann von Helmholtz Quotes

Heat can also be produced by the impact of imperfectly elastic bodies as well as by friction. This is the case, for instance, when we produce fire by striking flint against steel, or when an iron bar is worked for some time by powerful blows of the hammer.

Hermann von Helmholtz

Recitation: by Male by Female

Author Biography

  • Author Profession: physicist
  • Nationality: german
  • Birth: August 31, 1821 - September 8, 1894

Copyright © 2024 QuotesDict Quote by Hermann von Helmholtz