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Chapter 2
Kinematics: Motion of a Particle in
One and Two Dimensions
Kinematics
Describes
motion while ignoring the
external agents that might have
caused or modified the motion
Motion represents a continual change
in an objects position.
Types of Motion
PHYS1050 Physics for Engineering Students
Assignment 1 (Due date: 23rd Sept., 5pm)
Note: For an expedite return of the marked papers, we shall choose to grade 3 questions out of the 6.
You are however required to do them all. I shall announce which questi
Chapter 6
Linear Momentum, Collision &
Center of Mass
Linear Momentum
The linear momentum of a particle or an object that can be
modeled as a particle having mass m moving with velocity
v is defined to be the product of the mass and velocity:
p mv
The ter
Chapter 3
Force, Newtons Laws of Motion
Newtonian Mechanics is based on the laws
presented by Isaac Newton (16421727).
However,
at very large speeds (an appreciable fraction of the
speed of light c), Newtonian mechanics must be
replaced by Einsteins spec
Chapter 4
Circular and Curvilinear Motions
Here we consider particles moving not along a straight line
the curvilinear motion. We first study the circular motion, a
special case of curvilinear motion. Examples we have already
studied earlier are the proj
Chapter 5: Energy & Work
A
variety of problems can be solved with
Newtons Laws and associated principles.
Some problems that could theoretically be solved
with Newtons Laws are very difficult in practice.
These problems can be made easier with other
techn
PHYS1050 Physics for
Engineering Students
Lecturers: M.H. Xie
mhxie@hku.hk; Office: Rm 415C, CYP
M.K. Yip
mankit@hku.hk; Office: Rm 415B, CYP
1
Chapter 1
Units and Dimensional Analysis
Physics (from ancient Greek: physis "nature" ) is a
natural science t
PHYS1050 Physics for Engineering Students
Assignment Four
Due Date: 5:00p.m., November 27, 2015
Note: For an expedite return of the marked papers, we shall choose to grade 3 questions out of
the 6. You are however required to do them all. I shall announce
Ti1ne a11Owed
PHYS1050Physics for Engineering students
Test2
1hOur
Name:
NO ember30,2015
Class: A/B
Ufl1iiversity No,:
secto A(56%)
Mult le chc)ice QuestiOns(Thero is Only O e ansWer for each questiOn
with ba11pen Each questiOn carries equal Inarks You
ju
PHYS1050 Physics for Engineering Students
Tutorial Four
Fall 2015
1. A singly charged ion of mass m is accelerated from rest by a potential difference V . It is then
deflected by a uniform magnetic field (perpendicular to the ions velocity) into a semicir
Tutorial2_soln
Page 1
2.
3.
4.
5.
Picture the Problem Let T be the tension in
r
T
L
the line attached to the wall and L be the
length of the strut. The figure includes w, the
weight of the strut, for part (b). Because the
45
strut is in equilibrium, we ca
PHYS1050 Physics for Engineering Students
Tutorial Three
Fall 2015
1. Consider n equal positively charged particles each of magnitude Q/n placed symmetrically
around a circle of radius a. Calculate the magnitude of the electric field at a point a distance
PHYS1050 Physics for Engineering Students
Fall 2015
Tutorial Problem Sheet 2
1. (Jewett & Serway Chap 10, Prob 28) Two balls with masses M and m are connected by a
rigid rod of length L and negligible mass as shown in Figure 1. (a) For an axis perpendicul
PHYS1050 Physics for Engineering Students
Assignment Three
Due Date: 5:00p.m., November 13, 2015
Note: For an expedite return of the marked papers, we shall choose to grade 3 questions out of
the 6. You are however required to do them all. I shall announc
Electricity and
Magnetism
Chapter 11
Resistors and DirectCurrent Circuits
Electric Current
Current is the rate of flow of charge through an area.
If Q is the amount of charge that passes through A in
time t, then the average current is
I avg
Q
t
If the
Chapter 7
Rotation of Rigid Body
A rigid body is one that is nondeformable, i.e., the relative
positions of all particles making up
the object remain constant during
its motion.
It is much more convenient to work
with angular position, velocity and
accele
Electricity and
Magnetism
Chapter 12
Magnetic Fields
Magnetic Poles
Every magnet, regardless of its shape, has two poles:
north pole and south pole.
Poles exert forces on one another:
Like poles (NN,SS) repel each other
Unlike poles (NS) attract each o
PHYS1050 Physics for Engineering Students
Fall 2012
Tutorial 3
1. A thin rod of length and uniform charge per unit length lies along the x axis as shown in the figure
below.
(a) Show that the electric field at P, a distance d from the rod along its perpen