Spring 2012, JHU
Profs. Konstantopoulos, Prakash
540.303 TRANSPORT PHENOMENA I
Homework 4: Due 30 March 2012 (100 points)
1. Water enters a 2D square channel of constant width, h , with uniform velocity, U . The
channel makes a 90 bend that distorts the f

Due 8th April
Spring 2011
540.303 TRANSPORT PHENOMENA I
Homework 4
1. Water (
995 kg.m 3 ) enters one end of a perforated, round pipe of diameter 0.3 m and
length 2.0 m with an average velocity of 8 m.s 1 . Water discharges from the pipe in two
places: th

Spring 2012
JHU
540.303 TRANSPORT PHENOMENA I
Homework 3: Due 2 March 2012
1. BSL Problem 2B.4 (p. 64). Laminar slit flow with a moving wall (plane Couette flow).
Use the equations of motion (and continuity) to derive the velocity and stress distributions

Spring 2012
JHU
540.303 TRANSPORT PHENOMENA I
Homework 8: Due 4 May 2012
1. Problem 18.B.8 from BSL: Method for separating helium from natural gas. (15 points)
2. A fluidized coal reactor has been proposed for a new power plant. If the coal can be assumed

Spring 2014
JHU
540.303 TRANSPORT PHENOMENA I
Homework 5: Due 28 March 2014
1. Determine the velocity of the fluid exiting the tank as shown given that the fluid is
exiting through a cylindrical tube at atmospheric pressure. Determine the kinetic energy
o

Spring 2012
JHU
540.303 TRANSPORT PHENOMENA I
Homework 5: Due 6 April 2012
1. Problem 10.A.6 from BSL: Insulating power of a wall (p. 321).
2. A firebrick whose thermal conductivity variation with temperature can be described as
k 0.1 5 105T where k is in

Spring 2012
JHU
540.303 TRANSPORT PHENOMENA I
Homework 3: Due 2 March 2012
1. BSL Problem 2B.4 (p. 64). Laminar slit flow with a moving wall (plane Couette flow).
Use the equations of motion (and continuity) to derive the velocity and stress distributions

MIDTERM EXAM I (A)
110.302 DIFFERENTIAL EQUATIONSSPRING 2013
MARCH 4, 2013
Instructions: The exam is 6 pages long, including this title page. The number
of points each problems is worth is listed after the problem number. The exam
totals to 100 points. Fo

You have .
No calculators, books or notes allowed.
You must show complete work to get full credit.
Academic Honesty Certicate. I agree to complete this exam without unauthorized
assistance from any person, materials or device.
Signature:
Date:
Name

Math 302 Differential Equations
First Midterm
March 2, 2012
N AME :
1. Do not open this exam until you are told to begin.
2. This exam has 9 pages including this cover. There are 8 questions.
3. The exam is closed cover. No calculators are allowed.
4. Sho

Math 302 Differential Equations
Final
May 9, 2012
N AME :
1. Do not open this exam until you are told to begin.
2. Write down your section number! You will lose 1pt if you do not.
3. This exam has 13 pages including this cover. There are 11 questions.
4.

You have .
No calculators, books or notes allowed.
Academic Honesty Certicate. I agree to complete this exam without unauthorized
assistance from any person, materials or device.
Signature:
Date:
Name:
Section No :
(or TAs name)
Question
Score
roug

Spring 2014
JHU
540.303 TRANSPORT PHENOMENA I
Homework 2: Due 14 February 2014
1. Water evaporating from a pond does so as if it were diffusing across an air film .15 cm
thick. The mass diffusion coefficient (diffusivity) of water in 20C air is .25cm2/sec

Spring 2014
!
!
Problem 1
!
540.303 TRANSPORT PHENOMENA I
Homework 4: Practice for exam
Water of density and viscosity flows down a narrow rectangular gap formed by a stationary
inclined plane below and a moving flat plane above as shown in the figure. Th

2. Blood enters a hollow fiber unit that is used as an artificial kidney. The unit consists of
10,000 hollow fibers arranged in a shell and tube configuration. Blood flows from an artery
in the patients arm through a tube and is uniformly distributed to t

Spring 2017
540.303 Transport Phenomena 1 Homework 1
Due: Friday 2/17/2017
1.
Three parallel flat plates are separated by two fluids. Plate 1 (on the bottom)
is at rest. Water of viscosity 0.8007 cp at 30C lies between plates 1 and 2.
Toluene of viscosity

540.303 TRANSPORT PHENOMENA I
Homework 1: Due September 30 2016 at 5pm
1. A vertical jet of water leaves a nozzle at a speed of 10m/s and a diameter of 20mm. It
suspends a plate having a mass of 1.5 kg (see figure). What is the vertical distance h?
1. Pro

540.303 TRANSPORT PHENOMENA I
Homework 7: Due 11/4/2016 5pm
1. A firebrick whose thermal conductivity variation with temperature can be described as
k = 0.1 + 5 10-5T where k is in Btu.hr -1.ft -1. F-1 and T is in F is to be used in a 4-in thick
furnace l

540.303 TRANSPORT PHENOMENA I
Homework 2: Due Sept 23 2016
1. The Hoover Dam backs up the Colorado River and creates Lake Mead, which is approximately
115 miles long and has a surface area of approximately 225 square miles. If during flood
conditions the

540.303 TRANSPORT PHENOMENA I
Homework 5: Due October 21 5pm.
1. Three parallel flat plates are separated by two fluids. Plate 1 (on the bottom) is at rest.
Water of viscosity 0.8007 cp at 30C lies between plates 1 and 2. Toluene of viscosity
0.5179 cp at

540.303 TRANSPORT PHENOMENA I
Homework 6: Due October 28 5pm.
1. Problem 2 Chapter 6 Ramachandran
2. Consider the falling cylinder viscometer as shown. Fluid of
density r whose viscosity is to be measured is placed in the
outer cylindrical vessel, which s

Fall 2015
Professor Gagnon
540.304 Tranport Phenomena II
Homework #2
Due 9/15/15
1.) Consider a viscous fluid flowing in a laminar manner through a slit formed by
two parallel walls a distance 2B apart as depi