ID:
Quiz: Chapter 8
Name: 
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
Show that
is a valid velocity potential, and that is describes an incompressible
flow field. Determine the corresponding stream function. Fin
ID:
Final Exam
Name: 
Time: 120 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
1 This bend discharges water into the atmosphere. Determine the force components at the
flange required to hold the bend in place. The bend lies
ID:
Final Exam
Name: 
Time: 120 minutes
Course: 58:160, Fall 2012
Solution:
1 Find the magnitude and direction of external force components to hold bend in place.
Velocity and discharge
()
()
(2 points)
Bernoulli equation
( )(
)
(
)(
)=46875 Pa
(2 poi
FluidsID:
Exam 1
Time: 50 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
1. In the Figure below, the open jet of water (=1000 kg/m3) exits a nozzle into sealevel air (101
losses in the nozzle are given by =
1 2
2
w
FluidsID:
Quiz: No. 10
Time: 15 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
SAE 10 oil at 20C (=870 kg/m3; =0.104 kg/m.s.) flows through a 4cmdiameter
vertical pipe as shown in the Figure below. For the mercury
FluidsID:
Quiz: No. 9
Time: 15 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
(
Hint:
Dimensions for the variables in the problem:
)
cfw_P=cfw_ML2T3, cfw_D=cfw_L, cfw_=cfw_ML3, cfw_V=cfw_LT1, cfw_=cfw_T1, cfw_n=c
FluidsID:
Quiz: No. 14
Time: 15 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
The velocity potential for a cylinder with radius a rotating in a uniform stream of ideal fluid with
velocity U is:
2
= 1 + 2 cos +
2
wh
FluidsID:
Quiz: No. 13
Time: 15 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
Two baseballs of diameter 7.35 cm are connected to a rod 56 cm long, as shown in the Figure
below. The system is in sealevel standard ai
FluidsID:
Quiz: No. 12
Time: 15 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
Air at 20C and 1 atm (=1.5E5 m2/s) flows at 20 m/s past the flat plate in the Figure below. A
pitot stagnation tube, placed at a height
FluidsID:
Quiz: No. 11
Time: 15 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
In the Figure below the connecting pipe is commercial steel (=0.046 mm) 6 cm in
diameter. Estimate the flow rate, in m3/h, if the fluid i
FluidsID:
Exam 2
Time: 50 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
1. The viscous oil in the Figure below is set into steady motion by a horizontal concentric inner
cylinder moving axially to the right at const
FluidsID:
Final Exam
Time: 120 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
1. An incompressible, viscous fluid with density, , flows past a solid flat plate which has a depth,
, into the page. The flow initially h
1  low (poor), 10 high (good)
A. Capital Project
Required at Power
Plant to Burn? (current
handling systems are
conveyors, assume
trucking from offsite fuel
C. Good BTU
yard  no plant storage  B. Permitted? Value
see Fuel Yard PEDES
(refer to Boiler C
Ian McQuillan
James Thomas
Kevin Dubbins
1)
Equilibrium Climate Sensitivity is defined as change in global near surface air temperature as a
result of doubling the carbon dioxide concentration. Value is approximately 3 degrees C
Transient Climate Sensitiv
Ian McQuillan
Kevin Dubbins
James Thomas
Question 1)
Assume: 140 calories/can of coke
1 calories= 1.1622x10^6 kWh
1 kWh = 3412.14 BTU
Can = 1.62708x10^4 kWh = 5.53x10^3 BTU
Question 2)
Assume:
1 medium banana is 105 calories
Biking at moderate speed
ID:
Midterm 1
Name: 
Time: 50 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
1. Air with a density of 0.0644 lbm/ft 3 is flowing upward in the vertical duct, as shown. The
velocity at the inlet (station 1) is 100 ft/s , and
ID:Name: 
Midterm 2
Time: 50 minutes
Course: 58:160, Fall 2012
Solution:
Question 1: (20 points)
a)Assumptions:
1. Steady flow; angular speed of outer cylinder is constant.
2. Incompressible flow; constant
3. No flow or variation of properties in the z
ID:
Midterm 2
Name: 
Time: 50 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
1. A fluid of density and viscosity fills the annular gap between vertical concentric
cylinders of length in the direction. The inner cylinder of r
ID:
Name: 
Quiz: Chapter 7
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
Estimate the terminal velocity of plastic sphere with a 2.5 mm diameter that is dropped in oil.
The oil has density of 950 kg/m3 and a kinema
ID:
Quiz: Chapter 7
Name: 
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
For a twodimensional, steady, incompressible, laminar boundary layer with a constant external
velocity , if the velocity profile across the
ID:
Quiz: Chapter 6
Name: 
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
A train travels through a tunnel as shown. The train and tunnel are circular in cross section.
Clearance is small, causing all air to be push
ID:Name: 
Quiz: Chapter 5
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
Consider the open channel flow of water shown in below figure. Under flow conditions
illustrated, a structure known as a hydraulic jump forms,
ID:
Quiz: Chapter 4
Name: 
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
For the twodimensional steady incompressible flow between two infinitely wide and long,
parallel plates with the configuration shown in the
ID:Name: 
Quiz: Chapter 3
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
A vane on this moving cart deflects a 10 cm water jet as shown. The initial speed of the water in
the jet is 20 m/s, and the cart moves at a s
ID:Name: 
Quiz: Chapter 3
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
This nozzle bends the flow from vertically upward to 30 with the horizontal and discharges
water 62.4 lbf/ft 3 at a speed of V 125 ft/s . The
ID: 
Quiz: Chapter 2
Name: 
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
As shown in the figure, water at 60F ( = 62.35 lb/ft3) is flowing in a rectangular open channel with
width of 8 ft. At a contracted section
ID: 
Quiz: Chapter 1
Name: 
Time: 15 minutes
Course: 58:160, Fall 2012
The exam is closed book and closed notes.
A special damping device consists of a sphere, as shown in the figure. The sphere is enclosed in a
spherical cavity with the distance betwee
FluidsID:
Quiz: No. 8
Time: 15 minutes
Name: Course: 58:160, Fall 2013
The exam is closed book and closed notes.
Dimensions for the variables in the problem:
FluidsID:
Quiz: No. 8
Time: 15 minutes
(2)
Name: Course: 58:160, Fall 2013

Solution:
KNO