Exam (elaborations)
Engineering thermodynamics - Chapter One Questions and Answers 2024
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Engineering thermodynamics - Chapter One
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Engineering thermodynamics - ChapterOne
System - answer Something we are studying, can be open or closed
Thermodynamics - answer The science of energy conversion by using some working
substance
Surroundings – answer Everything external to the system
Boundary - answer What distinguishes a system from its surroundings, may be at rest
or in motion
Closed system - answer Also known as a control mass, a fixed quantity of matter,
boundaries may be fixed or movable, can transfer heat and work across boundary but
not mass
Open system - answerAlso known as control volume, an identifiable volume with mass
flowing in and/or out
Adiabatic System - answerA system that has no heat transfer with the surroundings,
can be either open or closed
Isolated System - answerA system that has no interactions with its surroundings at all,
must be closed
Property - answerA macroscopic characteristic of a system, such as mass, volume,
energy, pressure, and temperature to which a numerical value can be assigned at a
given time without knowledge of the previous behavior of the system
Macroscopic Thermodynamics - answerConcerned with the gross or overall behavior,
sometimes called classical thermodynamics
Microscopic Thermodynamics - answerConcerned directly with the structure of the
matter, also known as statistical thermodynamics
State - answerRefers to the condition of a system as described by its properties
Process - answerA transformation from one state to another
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