Magnetic Pr oper ties
DR ERVINA EFZAN MHD NOOR
Intr oduction
When a material medium is placed in a magnetic field, the medium is
magnetized.
This magnetization is described by the magnetization vector M, the
dipole moment per unit volume. Since the magnet

EME 1026 Fluid Mechanics
CHAPTER 1- MECHANICS OF NON-FLOWING FLUIDS
1.1 Fluid Properties
Fluid- A liquid or gas which deforms continuously under the action of an applied shear
stress. Shear stress arises when there is a tangential force acting on a surfac

EME1026 Fluid Mechanics
Tri 1, 2014/2015
Tutorial 2
Lagrangian and Eulerian description of fluid motion
1.
Consider the flow field given by
(a)
(b)
(c)
(d)
(e)
V xi yj . This flow is steady and two-dimensional.
Describe the flow field
Compute and draw the

EME 1026 Fluid Mechanics
Tri 1, 2014/2015
Tutorial 1
Density of an ideal gas
1.
The density of oxygen contained in a tank is 2.0 kg/m3 when the temperature is 25 C. Determine
the gage pressure of the gas if the atmospheric pressure is 97 kPa. (58 kPa)
She

DR ERVINA EFZAN MHD NOOR
biomaterials
Ceramics and
glasses
Polymers
Semiconductors
Metals
Composite
Metals
-good conductors
of electricity and
heat
-lustrous
appearance
-susceptible to
corrosion
-strong, but
deformable
Ceramics & Glasses
-thermally and

Examples-Control Volume Analysis II
Example 1
As shown in the figure, a horizontal jet of water exits a nozzle with
a uniform speed of V1 = 3 m/s, strikes a vane, and is turned
through an angle 30 . Determine the anchoring force needed to
hold the vane st

Examples-Control Volume Analysis I
Example 1
The wind blows across a field with an approximate
velocity profile as shown in the figure. Use Reynolds Transport
Theorem and substitute parameter b equal to the velocity to
determine the momentum flowrate acro

Examples Bernoullis Equation
Pressure variation along a streamline
1. Water flows steadily through the variable area
horizontal pipe shown in the figure below. The
centerline velocity is given by V 3(1 x)i m/s,
where x is in m. Viscous effects are neglect

Examples-Chapter 2
Control Volume Analysis III
Example 1
An axial-flow ventilating fan driven by a motor fan driven by a
motor that delivers 0.4kW of power to the fan blades produces a
0.6m diameter axial stream of air having a speed of 12m/s. The
flow up

Example 1
The velocity distribution for the flow of a Newtonian fluid between
two wide, parallel plates is given by the equation
3V
u
2
1
y
h
2
where V is the mean velocity. The fluid has a viscosity of 1.5
N.s/m2. When V =0.6 m/s and h = 5mm. Determi

DR ERVINA EFZAN MHD NOOR
Electronic & Electrical
Mechanical
Chemical
Civil & Structural
Infrastructure &
Transportation
Aerospace
Military
Telecommunications
Entertainment
Cost?
Safety?
WHY?
Fabrication?
Effective?
ERVINA EFZAN MHD NOOR
Tragedy
O

EME 2176 Materials Engineering / Trimester 1-2014/15
Tutorial 6: Chapter 7: Advance and Smart Materials
Question 1
Define shape memory polymers.
Question 2
Explain the shape memory-effect using the aid of diagram.
Question 3
Identify FOUR advantages to sh

EME 2176 Materials Engineering / Trimester 1-2014/15
Tutorial 4: Chapter 5: Polymer & Elastomers
Learning Outcome (LO)
LO1: Understand the characteristics and properties of polymer and elastomers
LO2: Select and apply appropriate methods for polymer and e

EME2176 Materials Engineering
Trim 1, 2014/15, June 2014
Tutorial 1: Electrical Properties of Materials
1. A copper wire 100 m long must experience a voltage drop of less than 1.5 V when a current of
2.5 A passes through it. Using the data in Table 18.1,

EME2176 Materials Engineering
Trim 1, 2014/15, June 2014
Tutorial 2: Magnetic Properties
1. The following data are for a transformer steel:
H (A/m)
0
10
20
50
100
150
B
(teslas)
0
0.03
0.07
0.23
0.70
0.92
H (A/m)
200
400
600
800
1000
B
(teslas)
1.04
1.28

EME2176 Materials Engineering
Trim 1, 2014/15, June 2014
Tutorial 3: Optical Properties of Materials & Ceramics and Glasses
1. Distinguish between materials that are opaque, translucent, and transparent in terms of their
appearance and light transmittance

Chapter 7: Smart and Advanced
Materials
ISSUES TO ADDRESS.
What are smart materials and the variety of smart
materials ?
What are advanced materials and their areas ?
What are the modern materials' needs ?
1
Smart Material
Smart materials are materials