# Register now to access 7 million high quality study materials (What's Course Hero?) Course Hero is the premier provider of high quality online educational resources. With millions of study documents, online tutors, digital flashcards and free courseware, Course Hero is helping students learn more efficiently and effectively. Whether you're interested in exploring new subjects or mastering key topics for your next exam, Course Hero has the tools you need to achieve your goals.

1 Page

### cee103-fa10-mt1-Hunt-soln

Course: CE100 13972, Spring 2011
School: Berkeley
Rating:

Word Count: 1097

#### Document Preview

There 3 1. are numerous methods for determining reservoir evaporation using various measurements. TIns p roblem assumes the water surface o f t he reservoir has an area o f 10 6 m 2 (1 k nl) w ith a steady flow rate o f w ater into the reservoir o f 0 .2 m 3 S&quot;I. (a) The steady flow rate leaving the reservoir is 0.15 m 3 S&quot;I . W hat is the daily evaporation rate i n [lilin d ail]? -J \ I !...

Register Now

#### Unformatted Document Excerpt

Coursehero >> California >> Berkeley >> CE100 13972

Course Hero has millions of student submitted documents similar to the one
below including study guides, practice problems, reference materials, practice exams, textbook help and tutor support.

Course Hero has millions of student submitted documents similar to the one below including study guides, practice problems, reference materials, practice exams, textbook help and tutor support.
There 3 1. are numerous methods for determining reservoir evaporation using various measurements. TIns p roblem assumes the water surface o f t he reservoir has an area o f 10 6 m 2 (1 k nl) w ith a steady flow rate o f w ater into the reservoir o f 0 .2 m 3 S"I. (a) The steady flow rate leaving the reservoir is 0.15 m 3 S"I . W hat is the daily evaporation rate i n [lilin d ail]? -J \ I ! E~.:: 43~J)Cl ooUil ~ ~ \J~ Yh 2.. ~ m I Q' () ~ 0 7 : --:"-- - ~4-;'2....--rn~1 \2 S"+~ .0 ~rc?vd-e / vi(\. ::; Vo~f' J !':: L" ~ , h1 O\sS ,n -=-~S Q jl'\ - Q OLNT 0 vv+- I ~ ~( O = , 0 5m - "- , ACV""'? r es .r( b k/ 111 ~1 v raQs (oO rv"n . ...5 /'- ''l'--.- "d r' \ I"Y\."~ \ h ( vv; 3/ 4 3 2 0 m 3/ ctaAf) (b) The steady state dissolved salt concentration i n the flow entering the reservoir is 3 00 g m"3 a nd the steady state dissolved salt concentratiOl1reaving t he reservoir is 400 g m"3. W hat is the daily fi"\ t n C\.SS O lA-T evaporation rate in [Iilin d ai'] ? vV\tltSS -= QI C I =Q2- C'2- (\$DO~3) (O~ 1./Yl3/S) ~. Q2., L4EJo 9 jry, J) Q 2 .:=' ( ). \ Sm3/ S ~. tVr"'. as ~ft , c>c> -0v cq::;{) r C\th<J tI1 y e-v!e ,:s f N s =- )'0 ~ '13 t,.m t'h /rL J ( c) O ver a d ay the average heat input to the reservoir is 0 .125 k J m"2 S"1 and the enteriilfiiiici e xiting water temperatures are the same. W hat is the daily evaporation rate in [ nml <l?-tl]? Heak In HeOtt OlA- t y A ~bivtr1 / I 4 2 . A vessel contains air and water vapor at 101.3 k Pa total pressure and a temperature o f 20C. W ater is at its saturation vapor pressure o f P w = 2.34 kPa. (_ _ a) What is th ~ 1. 11aSS 1- O ~O { 7~ \ ty)3 Q" l oncent , o n o f w ater vapor in the vessel [g m-3 ]? (V W ::: o... ...J --p~ n.}'V\ vJ -_ -,;-T M \Ai V".., A . -, . -- ---- - I18 }G/ O~ 2~..3...:.:...._ i)__ _-_ _ _ _ \ : W 'I- ' 3f " "'; ~ (8 .1",'tJ/~.'~l ( z.,C{3 \V) (b) D ry a ir has a molecular mass o f28 .97 g mole- 1 and water has molar molecular mass o f l8..z m ole- J W hat is the total gas densit Y- at 1 01.3kP a total pressure ancl...2fC w ith water at its saturation vapor pressure? . -------- (c) T he water-saturated air at 20C and 101.3 k Pa also has fog droplets (condensed liquid water) dens ity-o the air calculated in part f with a mass concentration o f 0.06 g m -3 . WiTnliis fo g change 1 he ~ (b)? / + w ilt [S -= ----=-~- - VV<)T C~~ i+ b~ srq ~ f'n~t / 5 2 . (cont.) (d) What heat is required to clear the fog [kJ m-3]? ~&') ~~ Ic;o ~/~ /=- fW",Y,'XCpwbir -r P'D~ y. ( ;f ~~ \~~~) I~ ~ ' 'f-- O031Lf~)+ 1~2~ )(~ ~i ~ '\$ 150\Gj/~ ~ 6>.Os I tt + I . &> f, \$ h fi'O 2.J .c.T rq ~ 1 >\ 6 3, Photosynthesis occurs within leaves with the overall reaction o f CO 2 + H 2 0 = C H2 0 + O2 w here C H2 0 is a simplified fonnula organic for matter. The CO2 comes from the atmosphere and the H 2 0 c omes ii-om the soil and the molecular oxygen, O2, is released to the atmosphere, The exchange o f t he gaseous constituents occurs in a l eaf b oundary layer that is ofthiclmess b w h ere the air is _ a ssumed to b e stagnant. S h ~ J>t(a) Show b y a w ater mass balance over ~~~l1tial~ _J IQLvQ .!:llll e_t~~!~,:! er ~~ss c oncentration i ! the air within the l eaf b oundary layer is described b y, -. ~ P wa = D 2 P wa -==- a w1eTe D wo l f-t"~ w~ aX' 1 1 d 'ffu " t Ie m o eeli ar 1 S lVlty 0 w ater vapor III aI t.,-/>2l' - '1 IS y __ a ~~\'~ ~\$ OINt- +- AG-l.. - -- -II. -- Yi:- /' \ . . ., 'i.-'lt>'/.. stea~ - f:>..f::;, ----- 'M.:}5! 7 )'r \ \ \ I )0 ~ \ =~ c " rAY ~ - -)t~ ~~) - Ffl{ )l) _ ~p_ \.-___-= ~(e~~:) Ii ~ r (-===-- "\ \ D- 7: ./? b I~ ~ ./ ./ I \ ...... \ 0 !Jw ofp .; ...:::" 7: F~~) X A ~ 1 ft = fjtr( x-rA>C) pr, I ~ ~/ -. - (b) What is the state water mass concentration in air within l heJeafboundary l ayer i f t he relative humidity is 100% at the l eaf s urf?-ce and P wn, b- in t h e-bulk -atmosphere? / \ Be(rpw"-~ (~) ? o ? ' b=C,l<-~. X v \@eO X p wt:).j 6 V @X r ~ Uti- .:ect~ of ( c) S un shines o n the dark leaves leading to a temperature of the leaf o f TL thai is gre qj:er J hal1Jhe a mbient air temperature, Tnir , W hat is l he s teady state air temperature profile in the l eaf b oundary layer? - .~~ . -- fSL 7 '. ~ 3. (cont.) (d) What is the expression for the heat flux magnitude and direction for the conditions in (c)? - - - - -- - . .----------. _. (e) Sketch the approximate profiles o f CO2 and O2 in the leaf boundary layer when the leaf is actively photosynthesizi ng. ~ ) \ J -- ,.-8 CO 't.--- / ~f' / // '-..: >- 0'1.'- "- b \tCAk- ~ 8 4. The dry atmosphere has an adiabatic lapse rate o f rd = - 1 ao lan-I . e (a) Sketch the temperature profile for a stabl~ dry atmospheric boundary layer compared to a neutral atmospheric boundary layer. ? fI..\ ,~ \ nol In! J . / V , cAtv) j l&....~~,tt-c...-t r tl d }JJv t () \ JP' (A . ~(~~ . ~J l f' {,t~SF '\ \ ~ IYI ~ ~ ' :::) V\ \( vJ' \ (b) What time o f the day would you expect to find a stable atmospheric boundary layer and why? A+ hrqht J Ci\[1 CDvlS o ff ~ Q ~J ~ (c ) Sketch the temperature pl~Qfi le for an unstable, dry atmospheric boundary layer compared to a neutral atmospheric boundary 1<1Yer. _--._ . - -.. - - - - _... _ ___ ._ rrWJNtrv-t \~ 9 4. (cont.) (d) What time o f the day would you expect to fmd an unstable atmospheric boundary layer and why? lh ~ OJf~roooY' ) e"dr \'5 (,J-eur m ().(Lc{ y~):eg ~ ~/ SW rrOvvruA '0 y V\ \ )(--c0 Ct:i ' . ( e) In respect for the weather today, describe mechanistically Santa Ana winds (also called Diablo winds, Chinooks, fOlm) /
Find millions of documents on Course Hero - Study Guides, Lecture Notes, Reference Materials, Practice Exams and more. Course Hero has millions of course specific materials providing students with the best way to expand their education.

Below is a small sample set of documents:

Berkeley - CE100 - 13972
CE 111: ENVIRONMENTAL ENGINEERINGPage 1SAMPLE FINAL EXAM(from Fall 2002)NAMEGROUND RULES: This exam consists of 6 sets of questions/problems. You are permittedthree sheets of notes, but otherwise the exam is closed-book/closed-note. Do your work on
Berkeley - CE100 - 13972
CE111:Environmental EngineeringANSWERSTOSAMPLEFINALEXAM1. WARM-UP EXERCISES(a) J = flux [=] M L-2 T-1; D = diffusivity [=]L2 T-1; C = concentration [=] M L-3;x = distance [=] L(b) U = velocity [=] L T-1; K = hydraulicconductivity [=] L T -1; h = he
Berkeley - CE100 - 13972
CE 111: Environmental EngineeringMIDTERM EXAM #18 October 2003NAMEGROUND RULES: This is a closed-book/closed-note exam, except that you are permitted onesheet of notes. Do your work on the paper provided. After the exam, staple your work to thisexam
Berkeley - CE100 - 13972
CE 111MT #1Answers1. 960 g m-32. diameter (or volume)3. viscosity &amp; density4. C6H12O6 3 CO2 + 3 CH45. Some carbon atoms are reduced from 0 to -4 (in methane) while others are oxidized from 0 to+4 (in CO2)6. 51%7. Material balance and Henry's law
Berkeley - CE100 - 13972
CE111:Environmental EngineeringSAMPLEMTEXAM#2from 6November 2002NAMEGROUND RULES: This is a closed-book/closed-note exam, except that you are permitted twosheets of notes. Do your work on the paper provided. After the exam, staple your work to thise
Berkeley - CE100 - 13972
CE 111: Environmental EngineeringMIDTERM EXAM #212 November 2003NAMEGROUND RULES: This is a closed-book/closed-note exam, except that you are permitted onesheet of notes. Do your work on the paper provided. After the exam, staple your work to thisex
Berkeley - CE100 - 13972
CE111:Environmental EngineeringFall2003ANSWERSTOSAMPLEMTEXAM#21. NONREACTIVE TRACERS IN REACTOR SYSTEMSCCC*CC*Cmax=QC*t*/V0.82C*1(a)1(b)1(c)0.32C*tt00V/Q2. SEDIMENTATION(a) = 1 (b) = if vs UH/L (c) C = 00 t*V/Q+t*t00V/Q =
Berkeley - CE100 - 13972
CE 111 Environmental EngineeringMidterm Exam # 2 Answers (Fall 2003)1. Dynamic Response of Reactor Systems(a)outletCC*0tt*+V/Q0V/Q(b)outletCC* exp(-kV/Q)0tt*+V/Q0V/Q(c)CoutletC*/(1+kV/Q)=V/Q1+kV/Q00tt * t * +2. On Water Qua
Berkeley - CE100 - 13972
CE 111: Environmental EngineeringSAMPLE MIDTER M EXAM #1(from 12 Oc tober 2005)NAMEGROUND RULES: This is a closed-book/closed-note exam, except that you are permitted onesheet of notes. Do your work on the paper provided. Please be sure that your nam
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
CE 111: E nvironmental E ngineering\tITDTERM EXAM #23 N ovember 20101. Concepts in e nvironmental transport (4 points; 1 each)P rovide a b rief a nswer t o e ach o f t he following questions to demonstrate y our k nowledge a ndunderstanding o f e nvi
Berkeley - CE100 - 13972
CE 111: Environmental EngineeringMID TERM EXAM #23 November 2010SOLUTION1. Concepts in environmental transport(a) Ja = U C; Ja = advective flux (g m-2 h-1); U = fluid speed (m h-1); C = concentration (g m-3)(b) The parameter is the turbulent diffusi
Berkeley - CE100 - 13972
University of California at BerkeleyDepartment of Civil and Environmental EngineeringCEE 120: Structural EngineeringSpring 2005Midterm 102/23/05, 502 Davis Hall, 2 hoursNameProblem12345totalPointsMaximum2020202020100Honor Pledge:I h
Berkeley - CE100 - 13972
UniversityofCalifornia,BerkeleyDepartmentofCivilandEnvironmentalEngineeringCE120/Instructor:MariosPanagiotou/Spring200904/22/09MidtermExam2Duration(2hoursand15minutes)Name:MaximumPointsScoreProblem130Problem230Problem330Problem420Total
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
University of California at BerkeleyDepartment of Civil and Environmental EngineeringCEE 122Fall 2001Practice Midterm 1:Tension and Compression Members10/11/01, 502 Davis Hall, 2 hoursNameProblem1234totalPointsMaximum25252525100Honor
Berkeley - CE100 - 13972
Last Name_ First Name _Student ID_All the information you need is provided. Therefore, out ofrespect for other students and in order not to disturb themduring the exam, please DO NOT ask any questions. With bestof luck! A.A.UNIVERSITY OF CALIFORNIA
Berkeley - CE100 - 13972
University of California BerkeleyDepartment of Civil and Environmental EngineeringCEE 122: Design of Steel StructuresFall 2008Midterm 1:Tension and Compression Members10/14/08, 502 Davis Hall, 2 hoursNameProblem1234totalPointsMaximum2525
Berkeley - CE100 - 13972
University of California BerkeleyDepartment of Civil and Environmental EngineeringCEE 122: Design of Steel StructuresFall 2008Midterm 2:Beams and Beam-Columns11/18/2008, 502 Davis Hall, 2 hoursNameProblem1234totalPointsMaximum252525251
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Name: _University of California, BerkeleySemester 200xDepartment of Civil EngineeringFallInstructor: S. A. MahinCE 124 - Design of Timber StructuresTrial FINAL EXAMINATIONThis examination is open book andnotes. Please show all calculations andind
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
FINAL EXAMINATIONProblem l a (10pbbu)~~h.~~~~ThereLan* hs~thef~,F,~omthepointC~BoraeFbbdowa~toad,F, the @tion ~ hown the Qpmh the W -brim,inp d t h . (1) FIndinternal &amp;al forces for mlumn AC, BC,aad CD;(2) Find t erItcal load Fh,?
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
max = Vmax Q/It with Q and t for the neutral axis, and Vmax = 10kNQ = (4) (2) (9-6.5) + (1) (8-6.5) (8-6.5)/2 = 21.125 in3 and t = 1inso max = 1.45 kN/in2
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
UNIVERSITY OF CALIFORNIA, BERKELEYSpring Semester, 2005Department of Civil and Environmental EngineeringInstructor: A. K. ChopraCE 130 MIDTERM EXAMINATION NO. 1Please Note:1.Write your answers on these sheets.2.Show all computations; identify you
Berkeley - CE100 - 13972
UNIVERSITY OF CALIFORNIA, BERKELEYSpring Semester, 2005Department of Civil and Environmental EngineeringInstructor: A. K. ChopraCE 130 MIDTERM EXAMINATION NO. 2Please Note:1.Write your answers on these sheets.2.Show all computations; identify you
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
University of CaliforniaDept. of Civil EngineeringM. CassidySpring 2005CE 155Quiz #1NAME (print clearly): _This quiz (exam) has three parts:Part I: True/False section (four questions)Part II: Short Answer section (one question)Part III: Problem
Berkeley - CE100 - 13972
University of CaliforniaDept. of Civil EngineeringM. CassidySpring 2005CE 155Quiz #3NAME (print clearly): _This quiz (exam) has three problems.Try to answer all of them in the allotted time of 50 minutesDO NOT turn this page (and look at the quiz
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
Berkeley - CE100 - 13972
CE 167 Midterm #1Fall 2000Prof. C.W. IbbsQuestion #1 [15 Points]The amount of \$600 per year is to be paid into an account over each of the next 4 years. Thenominal interest rate is 15% per year. Determine the total amount the account will eventually
Berkeley - CE100 - 13972
CE 167 Midterm #2Fall 2000Prof. C.W. IbbsSolution ManualQuestion #1 [5 points apiece-10 points total]The following questions pertain to the book From the Ground Up. Keep answersconcise and to the point.(a) The book goes into great detail about prob
Berkeley - CE100 - 13972
CE 167 Midterm #1Fall 2003Prof. C.W. IbbsDirections: Put your name on your bluebook. This exam is to be completed in a bluebook answers not recordedin a bluebook will not be graded. Place the exam on the inside of you bluebook when finished. Read
Berkeley - CE100 - 13972
CE 167 Exam #2Fall 2003Prof. C.W. IbbsDirections: Put your name on this exam. This exam is to be completed on these pages answers notrecorded in this exam will not be graded. Read the question thoroughly before answering. Point totals foreach ques
Berkeley - CE100 - 13972
CE167: Engineering Project ManagementProfessor William IbbsMIDTERM 1Fall 2007Date: October 25, 2007Question 1 [9 points]1.a. Discuss one major drawback of the discounted and non-discounted payback methods. [3points][3 points] Drawback: The methods
Berkeley - CE100 - 13972
CE167: Engineering Project ManagementProfessor William IbbsMIDTERM 2Fall 2007Date: November 15, 2007Question 1 [8 points]An owner and a contractor have a dispute on the specifications of the plumbing materials in thecurrent contract. The contract d
Berkeley - CE100 - 13972
CE 167: Engineering and Project ManagementProfessor William IbbsFall 2010General InstructionsThis exam is to be completed in a bluebook answers not recorded in a bluebook will not be graded.Do not start the exam until directed. You will have until 12
Berkeley - CE100 - 13972
CE 167: Engineering and Project ManagementProfessor William IbbsFall 2010General InstructionsThis exam is to be completed in a bluebook answers not recorded in a bluebook will not be graded.Place the exam sheets on the inside of your bluebook when fi
Berkeley - CE100 - 13972
CE 167 FinalSpring 2000Prof. C.W. IbbsDirections: Put your name on your bluebook. This exam is to be completed in a bluebook answers not recordedin a bluebook will not be graded. Place the exam on the inside of you bluebook when finished. Read the
Berkeley - CE100 - 13972
Answers for Midterm#1 and Credit Points Break-DownQuestion #1 [10 points]What elements are necessary for a valid and enforceable contract?OfferAcceptance ( Meeting of the minds, Agreements, etc.)Consideration ( Payment plan, Exchange, etc.)Legal Sub
Berkeley - CE100 - 13972
Question #1 [10 points]What are the shortcomings of Benefit-Cost Ratio Method?(1) It is only considering Ratio and Portion savings, not the Amount of dollars. 3 points; magnitude, scale, size are okay(2) Its only considering the simple net amounts for
Berkeley - CE100 - 13972
Solutions for Midterm#1Feb 22,2006Question #1 [10 points]Mary the housepainter knocked on Toms household door on Monday and said I will paint yourhouse for \$20,000. Tom said, I need to think about this and Ill get back to you by Thursday.Tom did not
Berkeley - CE100 - 13972
CE 167 Engineering Project ManagementSpring 2006Prof. C.W. IbbsMIDTERM #2_GENERAL INSTRUCTIONSThis exam is to be completed in a bluebook answers not recorded in a bluebook will not begraded. Place the exam sheets on the inside of your bluebook when
Berkeley - CE100 - 13972
CE167: Engineering Project ManagementProfessor William IbbsSpring 2007MIDTERM 1 SOLUTIONSDate: February 27, 20071. [15 points]1.a. [3 points] A project is a temporary endeavor undertaken to create a unique product orservice.Two characteristics mak