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: 18th Feb., 5pm) Only question 2, 3, 5, and 6 will be marked and graded, but
you are encouraged to do all.
Please hand in your homework in HARDCOPY in the Assignment Box located in the corri
Phys1050 Assignment 3 Spring 2014
Due date: April 10 (Thu), 2014
5:00pm
Please notice that only a subset of the questions in the homework
submitted will be graded and counted for Assignment marks.
1. Four charged particles are at the corners of a square o
PHYS1050 Physics for Engineering Students
Spring 2014
Tutorial and Help Desk information
(I)
Group
A
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E
F
G
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J
Tutorials
Day
Monday
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Time
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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
Spring 2014
Tutorial 4
1. One electron collides elastically with a second electron initially at rest. After
the collision, the radii of their trajectories are r1 and r2. The trajectories are
perpendicular to a uni
PHYS1050 Physics for Engineering Students
Spring 2014
Tutorial 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 perpendicular
to the ro
PHYS1050 Physics for Engineering Students
Spring 2014
Tutorial 1 Questions
1. A 4.0kg block is lowered down a 37o incline a distance of 5.0 m from point A to point B
(Fig. 1). A constant horizontal force (F = 10 N) is applied to the block during motion.
Phys1050 Physics for Engineering Students Spring 2014
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 perp
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Phys1050 HW #4
1. A proton moves perpendicular to a uniform magnetic field B at a speed of 1.90
acceleration of 2.10
2
1013m/s
107 m/s and experiences an
in the positive x direction when its velocity is in the positive z direction.
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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
THE UNIVERSITY OF HONG KONG
Department of Physics
(Phys1050): Physics for Engineering Students
(Dec. 18th, 2012)
2:30 4:30 PM
This examination paper has 6 pages, containing 15 multiple choice questions and 4 problems.
Answer ALL of them, and put your answ
?HY51050 “Physics for Engineering Students”
Test 1,(10“‘ Oct.)
ame: University No.:
commissions
E. Multiple Choicequestions (Sketch your workings to justify your choice).
'— Zero mark for wrong or no choice;
— 4 marks for each correct choice but with no
PHYSIOSO “Physics for Engineering Students"
Test 1, (6th Mar.)
Name: University N 0.: ‘
2
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Acceleration in glane polar and normalatangential coordinates: if = (i‘ —— r92 )3; + (rd; + 2159566 2 —en + v et
‘ P
Free~Fall Acceleration: g = 9.81 rn/s
Electricity and Magnetism
Chapter 13
Faradays Law and AC Circuits
EMF Produced by a Changing Magnetic Field
Section 13.1
Faradays Experiment
A primary coil on a iron ring is
connected to a switch and a battery.
A separate secondary coil on the
same iron r
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