The internal energy is a state variable, just like the temperature or the pressure. The first law of thermodynamics defines the internal energy (E) as equal to the difference of the heat transfer (Q) into a system and the work (W) done by the system.E2 - E1 = Q-W We have emphasized the words into and by in the definition.hermodynamics is a branch of physics which deals with the energy and work of a system. Thermodynamics deals only with the large scale response of a system which we can observe and measure in experiments.
exists and is an alternate of . Meaning of Troy - What does the name Troy mean? Pronunciation: troi Gender: Boy Name Origin: English Name Meaning: Transferred use of the surname originating from the place-name Troyes in Aube, Normandy. Also, Troy means foot-soldier because of the invasion of Troyes, Greece.
Origin of gould, Meaning of gould. Origin: Gould is not jewish, it is British! It comes from the word Gold, which was a common nickname throughout Britain for people with blond hair.It later became a last name and its spelling and pronounation changed.Those with the last name are commonly from Scotland, Northern England and Ireland.op Places of Origin for gould You can find out where the majority of gould families were living before they immigrated to the U.S. You can learn where to focus your search for foreign records.