Thermodynamics (from the Greek thermos meaning heat and dynamics meaning power) is a branch of physics that studies the effects of changes in temperature, pressure, and volume on physical systems at the macroscopic scale by analyzing the collective motion of their particles using statistics.[1][2] Roughly, heat means "energy in transit" and dynamics relates to "movement"; thus, in essence thermodynamics studies the movement of energy and how energy instills movement. Historically, thermodynamics developed out of the need to increase the efficiency of early steam engines
2006-10-31 04:51:01
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answer #1
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answered by slimshady3in 4
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Thermodynamics is an experimental science based on a small number of principles that are generalizations made from experience. It is concerned only with macroscopic or large-scale properties of matter and it makes no hypotheses about the small-scale or microscopic structure of matter. From the principles of thermodynamics one can derive general relations between such quantities as coefficients of expansion, compressibilities, specific heat capacities, heats of transformation, and magnetic and dielectric coefficients, especially as these are affected by temperature. The principles of thermodynamics also tell us which of these relations must be determined experimentally in order to completely specify all the properties of the system...
Thermodynamics is complementary to kinetic theory and statistical thermodynamics. Thermodynamics provides relationships between physical properties of any system once certain measurements are made. Kinetic theory and statistical thermodynamics enable one to calculate the mangitudes of these properties for those systems whose energy states can be determined.
2006-11-01 03:36:55
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answer #2
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answered by veerabhadrasarma m 7
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systematic study of the relationship between heat, work, temperature, and energy, now encompassing the general behaviour of physical systems in a condition of equilibrium or close to it. It is a fundamental part of all the physical sciences.
Historically, the term energy, which may be defined as the capacity to produce an effect, was used as early as the 17th century in the study ofmechanics. The transfer of energy in the form of heat was not correctly associated with mechanical work, however, until the middle of the 19th century, when the first law of thermodynamics, or the principle of theconservation of energy, was properly formulated.
2006-10-31 10:26:13
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answer #3
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answered by scientian 2
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Thermodynamics (from the Greek thermos meaning heat and dynamics meaning power) It is the study of the effects of work, heat and energy on a system. It deals only with the large scale response of a system which we can observe and measure in experiments.
2006-11-01 06:25:43
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answer #4
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answered by ? 7
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thermodynamics is the science of heat exchanges.there is a main law concerning this "the energy of an isolated sysstem is constant
2006-10-31 10:18:16
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answer #5
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answered by athulpuli 1
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thermodynamics |ËθÉrmÅdÄ«Ënamiks|
plural noun
[treated as sing. ] the branch of physical science that deals with the relations between heat and other forms of energy (such as mechanical, electrical, or chemical energy), and, by extension, of the relationships and interconvertibility of all forms of energy.
2006-11-03 13:10:09
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answer #6
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answered by theshawnster23 2
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It is a vast engineering subject.
The student are introduced to dynamics of heat transfer at one time it was most used in understanding properties of steam and
its uses.
Other answers are correct also.
As I said it is a vast subject, with different applications, such a rocket engine, jet engine, household water heaters........
2006-10-31 10:35:22
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answer #7
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answered by minootoo 7
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THERMODYNAMICS = THERM(HEAT)+DYNAMICS
MEANS THERMAL FLOW i.e. flow of heat is verbal meaning
and it deals with the flow of heat under various laws i.e. zeroth,first n second laws of termodynamics .
2006-10-31 11:31:00
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answer #8
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answered by aala 1
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the scientific study of work, heat, and the related properties of chemical and mechanical systems.
2006-11-03 07:09:45
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answer #9
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answered by Dr. J. 6
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