Engineering Fundamentals: An Introduction to Engineering 6th Edition Solutions Manual – Complete Step-by-Step Answers by Moaveni

Engineering Fundamentals An Introduction to Engineering, 6e Saee
m m m m m m m


d Moaveni (Solutions Manual All Chapters)
m m m m m




Chapter 1: Introduction to the Engineering Profession
m m m m m m




1.20 Estimatemthemamountmofmcopymormprintingmpapermthatmyoumusemeverymyear.mAm500-
sheetmreammofmcopympapermhasmanmapproximatemmassmofm5mpoundsm(2.27mkg).mHowmmuchm
ofmthismconsumptionmismtrulymnecessary,mandmhowmmuchmofmyourmownmpapermconsumption
mcouldmbemavoided?mStatem yourmassumptions.




SOLUTION

Formexample,monmaverage,mImusem15mpagesmpermday;mthenmonmamyearlymbasis,mImusem5475mpa
gesm(15mxm365).
5475mpages 5mpounds poundsmofmpape
(
year rmyear
)(m )m=m54.75
500mpagesm

- Printmonlymwhenmnecessary;mconvertmonlinemarticles,memails;monlinemreceipts,metc.mtomP
DFmandmsavemthemmelectronically.mSubmitmreportsmelectronicallymwhenmappropriate.
- Printmonmbothmsidesmofmthempaper.




1

, Chapter 4: Engineering Communication
m m m




4.14 Plotmthemfollowingmdata.mUsemtwomdifferentmy-
axes.mUsemamscalemofmzeromtom100°Fmformtemperature,mandmzeromtom12mmphmformwin
dmspeed.mPresentmyourmworkmusingmthemideasmdiscussedminmthismchaptermandmengine
eringmpapers.

Timem(p.m.) Temperaturem(°F) WindmSpeedm(mph)
1 75 4
2 80 5
3 82 8
4 82 5
5 78 5
6 75 4
7 70 3
8 68 3


SOLUTION




WindmSpeedm(mp
Temperaturem(F




m m




h)
)




3

,4.15 Createmamtablemthatmshowsmthemrelationshipmbetweenmthemunitsmofmtemperatureminmd
egreemCelsiusmandmFahrenheitminmthemrangemofm-
50°mtom50°C.mUsemIncrementsmofm10°C.mPresentmyourmworkmusingmthemideasmdiscus
sedminmthismchaptermandmengineeringmpaper.


SOLUTION

ThemrelationshipmbetweenmthemunitsmofmtemperatureminmdegreesmCelsiusmandmFahrenheit

Temperaturem(°C) Temperaturem(°F)
-50 -58
-45 -49
-40 -40
-35 -31
-30 -22
-25 -13
-20 -4
-15 5
-10 14
-5 23
0 32
5 41
10 50
15 59
20 68
25 77
30 86
35 95
40 104
45 113
50 122



4.16 Createmamtablemthatmshowsmthemrelationshipmbetweenmthemunitsmofmmassminmkilogra
mmandmpoundmmassminmthemrangemofm50mkgmtom120mkg.mUsemincrementsmofm10mkg.mP
resentmyourmworkmusingmthemideasmdiscussedminmthismchaptermandmengineeringmpape
r.




4

, SOLUTION

Themrelationshipmbetweenmthemunitsmofmmassminmkilogramsmandmpoundmmass

massm(kg) massm(lbm
)
50 110.2
60 132.3
70 154.3
80 176.4
90 198.4
100 220.5
110 242.5
120 264.6



4.17 Themgivenmdatamshowmthemresultmofmammodelmknownmasmstoppingmsightmdistance,mus
edmbymcivilmengineersmtomdesignmroadways.mThismsimplemmodelmestimatesmthemdista
ncemamdrivermneedsminmordermtomstopmhismcarmtravelingmatmamcertainmspeedmaftermdete
ctingmamhazard.mPresentmyourmworkmusingmthemideasmdiscussedminmthismchaptermandm
engineeringmpapers.


SOLUTION

Speed Speed
m(mph (ft/s) StoppingmSightmDistancem(ft)
)

0 0.0 0
5 7.3 21
10 14.7 47
15 22.0 78
20 29.3 114
25 36.7 155
30 44.0 201
35 51.3 252
40 58.7 309
45 66.0 370
50 73.3 436
55 80.7 508
60 88.0 584
65 95.3 666
70 102.7 753
75 110.0 844
80 117.3 941





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