2-40
Step 1: Determine the annual cost of college. The current cost is $15,000 per year,
but that is escalating at a 5% inflation rate:
College
Year
1
2
3
4
Current
Cost
$15,000
15,000
15,000
15,000
Years
from Now
5
6
7
8
Inflation
Adjustment
(1.05)5
(1.0

6-20
b.
Treasury Bond
Risk-free rate
=
Maturity:
Expected inflation:
Expected inflation:
Expected inflation:
Inflation premium:
Maturity risk premium
4.00%
12
for the next
for the next
for the next
2
years =
4
years =
6
years =
12
=(G17*D17)+(G18*D18)+(G1

53
CH 2003 Fluid systems
Quiz I
7th Octob er,2009
1.
Name:
Tutorial Group:
:-jil1\tn l,rlle Le"-if
( gr)
14
-i^q
Short Answer
(a)
Whole milk at 293 K has a density of 1030 kg/m3 and viscosity of 2.12 cP. What
is the maximum volumetric flow rate of the who

Solutions to Supplementary Questions
Tutorial 7 (Fox)
Q1.
Vt
Vn
Vrb
r
V
U = r
blade
CK Chong
Solutions to Supplementary Questions
CK Chong
Solutions to Supplementary Questions
Q2.
Vt
Vn
Vrb
r
V
U = r
blade
CK Chong
Solutions to Supplementary Questions
CK

Solutions to Supplementary Questions
Tutorial 5
Q1.
CK Chong
Solutions to Supplementary Questions
Q2.
CK Chong
Solutions to Supplementary Questions
CK Chong
Solutions to Supplementary Questions
Q3.
CK Chong
Solutions to Supplementary Questions
Q4.
CK Chon

Solutions to Supplementary Questions
Tutorial 2
Q1.
CK Chong
Solutions to Supplementary Questions
CK Chong
Solutions to Supplementary Questions
COMMENTS:
CK Chong
Solutions to Supplementary Questions
Q2.
Comments:
The hydrogen bubbles indeed rise slowly!

CH2003 Fluid Systems
AY2009/2010 Semester 1
This quiz contains a total of 1 page and 4 questions. Answer all questions. Show all
working. Total marks = 100.
Question 1. (30 marks)
The flow of a fluid in a pipe has been studied experimentally, and it has b

BG2003/CH2003 Fluid Systems
23rd September 2006
Quiz 1
Semester 1 AY 2006-2007
INSTRUCTIONS
Time Allowed: 50 minutes
Candidates must ANSWER ALL QUESTIONS. All working steps must be shown
clearly.
1.
The venturi meter as shown in Figure 1 has an incompress

BG2003/CH2003 Fluid Systems
4th November 2006
Quiz 2
Semester 1 AY 2006-2007
INSTRUCTIONS
Time Allowed: 50 minutes
Candidates must ANSWER ALL QUESTIONS. All working steps must be shown
clearly.
1.
I need a centrifugal pump which must deliver at least 945

BG2003/CH2003 Fluid Systems
4th November 2006
Quiz 2-Suggested Keys (Answer Guide)
Semester 1 AY 2006-2007
1.
9.2-9.3 ft
I
II
III
IV
V
37 Hp
1050 L/min
Page 1/2
Instructor: CK Chong
BG2003/CH2003 Fluid Systems
4th November 2006
2.
Page 2/2
Instructor: CK

Solutions
Tutorial 1 (Wilkes)
1.2
= 0.01
kg
ms
= 6.72 103
= 800
kg
m3
= 49.9
1.5
lb m
ft s
lb m
ft 3
ft
s
Re = 87, 740(dim ensionless)
u m = 12.98
dynes
cm 2
w
= 55.2(= w )
a
a
1.35 (a)
a = 0.00181
(b)
(c)
At higher temperature
Air: a increases, and s

My Solution
Mass balance on salt:
Input = Output + Accumulation
30 = x + dx/dt
Solve the differential equation for 0<t<1 and 0<x<xf
xf = 18.96 kg/h
Therefore, concentration after one hour = xf /150
= 0.126

Solutions to Supplementary Questions
Tutorial 6
Q1.
CK Chong
Solutions to Supplementary Questions
Q2.
CK Chong
Solutions to Supplementary Questions
CK Chong

Solutions to Supplementary Questions
Tutorial 6
Q1.
CK Chong
Solutions to Supplementary Questions
CK Chong
Solutions to Supplementary Questions
Q2.
CK Chong

Solutions to Supplementary Questions
Tutorial 1
Q1.
Streamlines are lines drawn in the flow field such that, at a given
instant, they are tangent to the direction of flow at every point.
Consequently, the equation for a streamline is
Given from the questi