Work MUST be done in non-erasable ink.
_ Problem 1 (4 Points): NASA is investigating the idea of inatable f
a modules for its Martian outposts. The inatable fabric that is originally /
folded perfectly will be lled with air. Assume that the air oc
Section 5.1.2 Fixed, Nondeforming Control Volume
Uniform Velocity Profile or Average Velocity
5.3 Water ows steadily through the horizontal piping system
shown in Fig. P53. The velocity is uniform at section (1), the mass
owrate is 10 slugs/s at section (
Name: -
Quiz: No. 3
Time: 15 minutes
ME:5160, Fall 2015
Fluids-ID:-The exam is closed book and closed notes.
The jet engine on a test stand in the Figure below admits air at 20C and 2 atm (1 = 2.408 kg/m3
; absolute p1 = 202650 Pa) at section 1, where 1 =
Name: -
Quiz: No. 2
Time: 15 minutes
ME:5160, Fall 2015
Fluids-ID:-The exam is closed book and closed notes.
The manometer fluid in the Figure below is mercury ( = 26.34 slug/ft3) and the flowing fluid is
gasoline ( = 1.32 slug/ft3). Neglecting friction,
Name: -
Quiz: No. 1
Time: 15 minutes
ME:5160, Fall 2015
Fluids-ID:-The exam is closed book and closed notes.
The belt in the Figure below moves at steady velocity V and skims the top of a tank of oil of
viscosity . Neglect air drag. If the velocity profil
Exam 1
Time: 50 minutes
Name: -ME:5160, Fall 2015
Fluids-ID:-The exam is closed book and closed notes.
1. A tall water tank ( = 998 Kg/m3) discharges through a well-rounded orifice to hit a plate,
as shown in the Figure below. Determine the depth h of the
Final Exam
Time: 120 minutes
Name: -ME:5160, Fall 2015
Fluids-ID:-The exam is closed book and closed notes.
1. Air ( = 1.23 kg/m3) flows past an object in a pipe of 2-m diameter and exits as a free jet.
The velocity and pressure upstream are uniform at V
Exam 2
Time: 50 minutes
Name: -ME:5160, Fall 2015
Fluids-ID:-The exam is closed book and closed notes.
1. Underground water ( = 1000 kg/m3) is pumped to a sufficient height through a 10-cm
diameter pipe that consists of a 2-m-long vertical and 1-m-long ho
Howework 14
Due Wednesday 2 March 2016
ENGR 2510 Fluid Mechanics
Problem 1
A piston (cylinder) weighing 5.50 lb has a diameter of 2.362 in and length of 15.75
in. The cylinder falls concentrically through a lo
An incompressible, Newtonian liquid of density and dynamic viscosity is
sheared between concentric cylinders with radius R1 (inner) and R2 (outer) rotating
at angular velocity 1 and 2, as shown below. (a) Simplify the momentum
equation and then solve the
Ex) A jet strikes a vane which moves to the right at constant velocity VC on a
frictionless cart. Compute (a) the force required Fx to restrain the cart and (b) the
power P delivered to the cart. Also find the cart velocity along X direction for
which (c)
3.5 Problem statement
A glass tube 10cm long and 0.5mm internal diameter has one end closed. The tube is inserted into water
to a depth of 2cm, as shown. In the process of inserting the tube, the air is trapped inside and undergoes a
constant temperature
2.96 Cu
urved panel BC is a 60 arc, perpen
ndicular to th bottom a C. If the p
he
at
panel is 4 m wide
into the p
paper, estima the result hydrosta force of the water on the panel.
ate
tant
atic
f
n
Solution The horizontal force is,
n:
FH h CG A h
(9790
Reviews for Exam3 Fall 2007
Chapter 8 Viscous Flow in Pipes
1. Entrance Region and Fully Developed Flow
Critical Reynolds number: Re
Entrance length
2000
:
0.06Re
4.4 Re
for laminar flow (Re
for turbulent flow (Re
Re
Re
)
)
2. Shear Stress and Head loss f