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.
Baby girl name meaning Pearl in Irish. Megan also named in American, Anglo, Australian, British, Chinese for girl . We have received lots of suggestion from our website users on baby names. We are thankful for all the contribution on meaning of girl name Megan. What does the name Megan mean in other origin if you know then please suggest. Further suggestion or detail on what is the meaning of name Megan.