ESAS · Question Bank

Thermodynamics

274 of 308 questions match · page 8 of 14. Answer in your head first, then check the solution.

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#141📘 reviewer_appEasy
A vapor that is not about to condense is called ________ vapor
Asaturated
Bcompressed or cooled
Csuperheated
Dunsaturated
#142📘 reviewer_appEasy
A substance that has a fixed chemical composition is known as _______ substance
Amonoatomic
Bheterogenous
Chomogenous
Dpure
#143📘 reviewer_appEasy
What refers to the temperature at which a pure substance changes phase, at a given pressure?
AEquilibrium temperature
BSaturation temperature
CSuperheated temperature
DSubcooled temperature
#144📘 reviewer_appEasy
What is the latent heat of fusion of water at 1 atm?
A331.1 kJ/kg
B332.6 kJ/kg
C333.7 kJ/kg
D330.7 kJ/kg
#145📘 reviewer_appEasy
What is the latent heat of vaporization of water at 1 atm?
A2314.8 kJ/kg
B2257.1 kJ/kg
C2511.7 kJ/kg
D2429.8 kJ/kg
#146📘 reviewer_appEasy
The h-s diagram is also called a
AArgand diagram
BEuler diagram
CMollier diagram
DGrolier diagram
#147📘 reviewer_appEasy
A series of states through which a system passes during a process is called the _______ of the process
Apath
Bcondition
Cstate
Dcourse
#148📘 reviewer_appEasy
Who wrote the first thermodynamic textbook in 1859?
ALord Kelvin
BWilliam Rankine
CThomas Young
DRudolph Clausius
#149📘 reviewer_appEasy
The pressure applied to a confined fluid increases the pressure throughout by the same amount. This is best known as
APascal's principle
BArchimedes principle
CToricelli's principle
DAmagat's law
#150📘 reviewer_appEasy
A device used to measure small and moderate pressure differences is called
Ahygrometer
Bmanometer
Cnozzle
Ddiffuser
#151📘 reviewer_appEasy
A process during which there is no heat transfer is called
Aisentropic process
Bisothermal process
Cadiabatic process
Disometric process
#152📘 reviewer_appEasy
The transfer of energy from the more energetic particles of a substance to the adjacent less energetic ones as a result of interaction between particles is called
Aconvection
Bconduction
Cradiation
Demission
#153📘 reviewer_appEasy
The transfer of energy between a solid surface and the adjacent fluid that is in motion, and it involves the combined effects of conduction and fluid motion is called
Aconvection
Bconduction
Cradiation
Demission
#154📘 reviewer_appEasy
The transfer of energy due to the emission of electromagnetic waves (or photons) is called
Aconvection
Bconduction
Cradiation
Demission
#155📘 reviewer_appEasy
The area under the process curve on a P-V diagram represents the boundary
Atemperature
Bpressure
Cenergy
Dwork
#156📘 reviewer_appEasy
During actual expansion and compression process of gases, pressure and volume are often related by PVn=C where n and C are constants. A process of this kind is called
Aisentropic process
Bisochoric process
Cpolytropic process
Dadiabatic process
#157📘 reviewer_appEasy
The idealized surface that emits radiation at a maximum rate is called a
Ablackbody
Bemitter
Cabsorber
Dradiator
#158📘 reviewer_appEasy
In what form can energy cross the boundaries of a closed system?
Asound
Bheat
Cmagnetic waves
Dlight
#159📘 reviewer_appEasy
A device that increases the velocity of a fluid at the expense of pressure is called
Anozzle
Bdiffuser
Cpressure exchanger
Dmanometer
#160📘 reviewer_appEasy
A device that increases the pressure of a fluid by slowing it down is called
Anozzle
Bdiffuser
Cpressure exchanger
Dmanometer

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