Homework #4 (MCEN3021 Fluid Mechanics)
Due September 22, 2016 by 11:00am in class.
Problem 1
Incompressible steady flow at the inlet between parallel plates (as shown below) is uniform, u = u0 =
8 cm/s, while downstream the flow develops into the paraboli

Homework #5 (MCEN3021 Fluid Mechanics)
Due September 29, 2016 by 11:00am in class.
Problem 1
An incompressible fluid in the diagram below is being squeezed outward between two large circular
disks by the uniform downward motion V0 of the upper disk. Assum

Homework #7 (MCEN3021 Fluid Mechanics)
Due October 20, 2016 by 11:00am in class.
Problem 1
Find a spatially uniform, time-dependent density field = (t) that renders the one-dimensional
flow field with Cartesian velocity u = (x/t, 0, 0) mass conserving, wh

Homework #6 (MCEN3021 Fluid Mechanics)
Due October 13, 2016 by 11:00am in class.
Problem 1
A large wind turbine with diameter D extracts a fraction of the kinetic energy from the constant
density airstream that impinges on it with velocity U and kinetic e

Homework #10 (MCEN3021 Fluid Mechanics)
Due November 10, 2016 by 11:00am in class.
Problem 1
A long, round wire with radius a is pulled at a steady speed U , along the axis of a long round tube of
radius b that is filled with a viscous fluid (see figure b

Homework #9 (MCEN3021 Fluid Mechanics)
Due November 3, 2016 by 11:00am in class.
Problem 1
A viscous fluid of constant density and constant viscosity falls due to gravity between two parallel
plates that are oriented vertically a distance 2h apart, as sho

Homework #3 (MCEN3021 Fluid Mechanics)
Due September 15, 2016 by 11:00am in class.
Problem 1
Compute the time-dependent streamlines and the path line that pass through (x, y, z) = (1, 1, 0)
at t = 0 for the Cartesian velocity field u = (x, yt, 0).
Problem

Homework #1 (MCEN3021 Fluid Mechanics)
Due Thursday, September 1, 2016 by 11:00am in class.
Problem 1
A gas at 20 C may be rarefied if it contains less than 1012 molecules per mm3 . If Avogadros
number is 6.0231023 molecules per mole, what air pressure do

Homework #8 (MCEN3021 Fluid Mechanics)
Due October 27, 2016 by 11:00am in class.
Problem 1
For laminar flow between parallel plates at y = h and y = +h, the flow is two-dimensional (i.e., v 6= 0)
if the walls are porous. A special case solution is u = (A

Homework #2 (MCEN3021 Fluid Mechanics)
Due September 8, 2014 by 11:00am in class.
Problem 1
Early mountaineers boiled water to estimate their altitude. If they reach the top and find that
water boils at 84 C, approximately how high is the mountain?
Proble