1.10 Manometer 1.11 Atm Press 1.12 Problem Solving (Skip) Chapter 2.1. Introduction 2.2 . Energy ( E) Forms 2.3. Transfer of E via heat (Q) 2.4. Transfer of E via work (W) 2.5. Mech Forms of W Next Class 2.6. 1st Law of Thermo 2.7. Efficiencies 9/2/2008
MEEN 315 504: PRINCIPLES OF THERMODYNAMICS
SPRING 2016
Homework Cover page
Student Last Name
Student First Name
UIN
HW #
Date Submitted
 Solution 8
Grading:
Completion: All problems attempted
Quality: Neatness, clarity, legible
Accuracy: Accuracy of
Lecture #1, Syllabus and Sections 1113
HOWDY!
MEEN 315501 PRINCIPLES OF THERMODYNAMICS
Fa 08, Texas A&M University Instructor: Kalyan Annamalai
TEXTBOOK: Selected materials from Thermodynamics, 6th ed., by Cengel and Boles, 2008
1
Course Information
MEEN 315, SECTION 503 PRINCIPLES OF THERMODYNAMICS Fall 2009 Homework #4 DUE September 29, 2009 1. The following table lists temperature and specific volumes of ammonia vapor at two pressures: P = 50 psia P = 60 psia 3 T (F) v (ft /lbm) T (F) v (ft3/lbm)
Chapter 6 The Second Law of Thermodynamics
Chapter 6 THE SECOND LAW OF THERMODYNAMICS
The Second Law of Thermodynamics and Thermal Energy Reservoirs 61C Water is not a fuel; thus the claim is false. 62C Transferring 5 kWh of heat to an electric resistan
Meeting 21, Sections 91 95
1
Announcements
Exam 2. Monday July 25th, 10 12. ZACH 104B Group project. Due Friday July 22rd at 10. We now begin Chapter 9. Everything we have developed is going to be used.
2
Check units on heat transfer rate. Do not
783
Remark 1.28
This property also holds true for m 3 I if the series
and admits an nfold differentiation.
m
i1
ai yi converges
THEOREM 1.17 If the equation Ly U x iV x [where all the coefcients pi x and
functions U x and V x are real] has a solution y u
Sample Test 2 Exam : ENGR 212 or MEEN 315 , THERMODYNAMICS, FALL 1999
( answer for m/c questions in last page)
Instructor: Kalyan Annamalai
Time : 75 minutes
Name_
Last
First
Section_
Test No. 2
1.
2.
Total points = total time in minutes. Test is designed
May not accurate, but should be close, use your
measurement and calculation to verify.
May not accurate, but should be close, use your
measurement and calculation to verify.
787
1. Differential Equations
The fundamental system of equation y HH w 2 y 0 is y1 cos wx ,
y2 sin wx . Then, the Wronskian is
cos wx
sin wx
wY W t wX
W y1 Y y2
w sin wx w cos wx
The Cauchy's function is
1 y1 t y2 t
K x Y t
W t y1 x y2 x
1 cos wt
The Alamo Remembered:
Tejano Accounts and Perspectives
Iskander El Amri
History 2301
May 29, 2014
In this work, the author tried to bring back to life the stories of the Tejanos
who witnessed the fall of the Alamo. Most scholars studying this historical
e
The Alamo Remembered:
Tejano Accounts and Perspectives
Iskander El Amri
History 2301
May 29, 2014
In this work, the author tried to bring back to life the stories of
the Tejanos who witnessed the fall of the Alamo. Most scholars
studying this historical e
THEOREM 1.8
Liouville's Formula
Consider that y1 x Y y2 x Y F F F Y yn x are solutions of the homogeneous
linear Equations (1.135), and W x W y1 x Y y2 x Y F F F Y yn x is the
Wronskian determinant. Then
x
a1 x dx
X
1X143
W x W x0 e x0
Equation (1.143) is
785
1. Differential Equations
In this method it is assumed that we know the solution K x Y t (dependent
on a single parameter) of the corresponding homogeneous equation
Lyx 0, and the solution satises the conditions
and
K n1 t Y t 1X
1X164
In this case,
x
781
1. Differential Equations
Indeed,
x H
ex
u u1
H
vdx u1 v x 2e
x
vdx 1 x e x v
HH
H
u HH u1 vdx 2u1 v u1 vH 3 x e x vdx 2x 2e x v
u
H
u1
xe x H 1 x e x
vdx 1 x e x vdx
1 x e x vH Y
and the equation takes the form 2x 2 5x 3vH 4x 2 12x 10v 0,
or
vH 4

MEEN 315Spring 2009, Exam 1 Name K E 1
Section Number
l. Multiple choice problems worth 2 pts each. Circle the answer that is the most appropriate or
closest (numerically) to your answer.
1. Abstracts (or executive summaries) should
A. introduce the p
MEEN 315Spring 2012, Exam 1 MAKEUP Name Sc: Lu LL6h3
' Section Number
1. Put name on every page.
2. RELAX, this is only an exam. Read over the whole exam, then decide which problem to work
rst.
. Exam is closed book and notes. Tables provided by instructo
MEEN 315 Thermodynamics: Exam #2
Name:
Signatu
Exam Instructions:
*failure to comply with instructions may result in penalties or forfeiture of exam credit
1. Print your name, UIN, and sign the exam in the spaces provided at the top of this page. By
you
MEEN 315: Spring 2017, Section 508
Homework 3 (40 pts) Due Monday, February 6, 2017 at the START of class. NO late homework
will be accepted. You are encouraged to use the problem solving steps and show all of your work.
Please use this page as a cover sh
V MEEN 315: Spring 2017, Section 508 Trevor Terrill
Februa 20 2016 at the START of class. NO late homework will be
Homework 5 (50 pts) Due Monday, g: ,
accepted. You are encouraged to use the problem solving steps and show all of your work. Please use thi
MEEN 315: Spring 2017, Section 508 Trevor Terrill
Homework 4 (50 pts) Due Monday, February 13, 2016 at the START of class. NO late homework will be
accepted. You are encouraged to use the problem solving steps and show all of your work. Please use this pa
MEEN 315, SECTION 507
PRINCIPLES OF THERMODYNAMICS
Spring 2017
Homework #2
, DUE February 2, 2017
Topic: Chapter 2
When a system is taken from state a to state I) along path ad), 80 Btu of heat ows into the system and
20 Btu of work is done by the system.
MEEN' 315; SECTION 507
PRINCIPLES OF THERMODYNAMICS
Spring 2017
Homework #1
DUE Tuesday January 24, 2017
 Topic: Chapter I
1. For each of the situations given, 1' Draw a system schematic 2. Indicate the system boundary, 3. Determine types
of the system i
MEEN 315Fall 2010, Exam 1 < \k Name
49/
Section Number
l. Multiple choice problems worth 2 pts each. Circle the answer that is the most appropriate or
closest (numerically) to your answer.
1. Captions for figures and tables generallyare placed where?
MEEN 315Spring 2012, Exam 1 Name 3 o L.) :i
Section Number
1. Put name one very page.
2. RELAX, this Is only an exam. Read over the whole exam, then decide which problem to work
rst. '
Exam ls closed book and notes. Tables provided by instructor. No colla
outlets
=
dm cv
dt
Q
p2
p1
ideal gas, const prop
Q
heat reservoir
T
S =
Q
T
S =
rev
b
+ S gen
=
V1
V2
k 1
isentropic, ideal gas
isentropic, ideal gas
(ke)a
(ke)s
Ws
W
; d =
;t = a ;n =
(ke)s
(ke)a
Wa
Ws
Ru= 8314 J/(kmolK) Ru= 1.986
Qj
dS cv
=
+ m in s in
MEEN 315Spring 2011, Exam 2
Name _
Sec 502(12 Noon); Sec 505 (4:10 PM)
Section Number _
1. Put name on every page.
2. RELAX, this is only an exam. Read over the whole exam, then decide which problem to work
first.
3. Exam is closed book and notes. Tables
P=gh
Pv = RT
PV = mRT
[email protected]
TR=T/ Tcr
PR=P/ Pcr
Pv =Z RT
R = Ru/M
2
W
elect = V I = I R
w = Pdv
W = m Pdv
dh = cpdT
ux = uf + x(ug  uf)
hx = hf + x(hg  hf)
= A dT
Q
dx
du = cvdT
m m
i
inlets
o
=
outlets
vx = vf + x(vgvf)
dmcv
dt
F = kx (linearsp
ENGR 212 or MEEN 315 Summer 2002makeup, Exam 2
Solutions
1. (25 pts total) Short answer and multiple choice. For each multiple choice, circle the
answer that is the most appropriate or closest (numerically) to your answer. The point
value for each quest
MEEN 315508: Spring 2017
HOMEWORK QUIZ 3 , 25 pts
Student Name: $0, U T i 0 N
l. (2 pts) The thermal efciency of a power cycle
. is always greater than one
is calculated as the work out over the heat in
c. is the reciprocal of the COP of a power cycle
MEEN 315 Thermodynamics: Exam #1
Name:
Signatu
Exam Instructions:
*failure to comply with instructions may result in penalties or forfeiture of exam credit
1. Print your name, UIN, and sign the exam in the spaces provided at the top of this page. By
you
1.
(2pts) What is the zeroth law of thermodynamics? What property do we measure based on
the zeroth law?
If two objects are each in thermal equilibrium with a third object, they must also be in equilibrium
with each other.
We use the zeroth law to measure
MEEN 315508: Spring 2017
HOMEWORK QUIZ 1 15 pts
Student Name: S (Di. UT 0 M
l. (2 pts) A steady state (steady ow) condition exists in a system, if:
a. Mass ow in equals mass ow out.
b. Volumetric flowrate in equals volumetric owrate out.
Q At any posit
MEEN 315508: Spring 2017
HOMEWORK QUIZ 2 20 pts
Student Name: 5 (315 U T I OM
' l. (2 pts) Which of the following is not an extensive property
a. mass, m L
work, W
0. volume, V
d. kinetic energy, KE
2. (2 pts) A car is accelerated from rest to 85 km/h