engel
1-1
SOLUTIONSMANUAL 4
t
Thermodynamics:4 t An4 t Engineering4 t Approach
10th4 t Edition
Yunus4 t A.4 t Çengel,4 t Michael4 t A.4 t Boles,4 t Mehmet4 t Kanoğlu
McGraw-Hill,4 t 2023
Chapter 1 INTRODUCT 4t 4t
I ON AND BASIC CONCEPTS
4t 4t 4t 4t
PROPRIETARY4 t AND4 t CONFIDENTIAL
This4 t Manual4 t is4 t the4 t proprietary4 t property4 t of4 t McGraw4 t Hill4 t LLC4 t and4 t protected4 t by4 t copyright4 t
and4 t other4 t state4 t and4tfederal4 t laws.4 t By4 t opening4 t and4 t using4 t this4 t Manual4 t the4 t user4 t agrees4 t to4 t th
e4 t following4 t restrictions,4 t and4 t if4 t the4 t recipi4tent4 t does4 t not4 t agree4 t to4 t these4 t restrictions,4 t the4 t Manu
al4 t should4 t be4 t promptly4 t returned4 t unopened4 t to4 t McGraw4 t Hill4 t L4tLC:4 t This4 t Manual4 t is4 t being4 t pr
ovided4 t only4 t to4 t authorized4 t professors4 t and4 t instructors4 t for4 t use4 t in4 t preparing4 t for4 t the4tclasses4 t usi
ng4 t the4 t affiliated4 t textbook.4 t No4 t other4 t use4 t or4 t distribution4 t of4 t this4 t Manual4 t is4 t permitted.4 t This4 t M
anual4 t ma4ty4 t not4 t be4 t sold4 t and4 t may4 t not4 t be4 t distributed4 t to4 t or4 t used4 t by4 t any4 t student4 t or4 t other
4 t third4 t party.4 t No4 t part4 t of4 t this4 t Ma4tnual4 t may4 t be4 t reproduced,4 t displayed4 t or4 t distributed4 t in4 t any
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Graw4 t Hill4 t LLC.
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1-3
CYU - Check Your Understanding
4t 4t 4t 4t
CYUcx1-
CYUcx1-1.1cxChoosecxthecxwrongcxstatementcxaboutcxthecxfirstcxlawcxofcxthermodynamics.
Duringcxancxinteraction,cxenergycxcancxchangecxfromcxonecxformcxtocxanother.
Duringcxancxinteraction,cxthecxtotalcxamountcxofcxenergycxremainscxconstant.
Energycxcancxbecxdestroyedcxbutcxitcxcannotcxbecxcreated.
Energycxiscxacxthermodynamiccxproperty.
Acxsystemcxwithcxmorecxenergycxinputcxthancxoutputcxwillcxgaincxenergy.
Answer:cx(c)cxEnergycxcancxbecxdestroyedcxbutcxitcxcannotcxbecxcreated.
CYUcx1-1.2cxWhichcxstatementcxbestcxexpressescxthecxsecondcxlawcxofcxthermodynamics?
Thecxtemperaturecxofcxacxwell-sealedcxroomcxincreasescxwhencxacxfancxincxthecxroomcxiscxturnedcxon.
Acxcupcxofcxcoolcxcoffeecxincxacxwarmcxroomcxnevercxgetscxhotcxbycxitself.
Heatcxiscxgeneratedcxwhencxtherecxiscxfrictioncxbetweencxtwocxsurfaces.
Acxhouseholdcxrefrigeratorcxsuppliescxheatcxtocxthecxkitchencxwhencxoperating.
Acxpersoncxwhocxhascxacxsmallercxenergycxinputcxthancxoutputcxwillcxlosecxweight.
Answer:cx(b)cxAcxcupcxofcxcoolcxcoffeecxincxacxwarmcxroomcxnevercxgetscxhotcxbycxitself.
CYUcx1-
2 Check Your Understanding
CYUcx1-2.1cxWhichcxofcxthecxfollowingcxiscxnotcxacxcorrectcxunitcxforcxwork?
kgcx·cx𝑚/𝑠2
Nm
kPacx·cx𝑚3
kJ
kWh
Answer:cx(a)cxkgcx·cx𝑚/𝑠2
CYUcx1-2.2cxUsingcxunitcxconsiderations,cxselectcxthecxcorrectcxequations.
Masscx=cxForcecxcxAcceleration
Workcx=cxForcecxcxDistance
Workcx=cxPowercxcxTime
Densitycx=cxMasscxcxVolume
IcxandcxII
IcxandcxIII
IIcxandcxIII
I,cxII,cxandcxIII
II,cxIII,cxandcxIV
Answer:cx(c)cxIIcxandcxIII
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DISTRIBUTION
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