PHYS1050 Physics for Engineering Students
Assignment Three
Due Date: 5:00p.m., November 11, 2016
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
FirstOrder Linear Differential Equation
By definition, a linear firstorder differential equation in y cannot contain products,
powers or other nonlinear combinations of y or y'. Have its most general form
dy
+ P ( x ) y = Q( x )
(*)
dx
(1)
if P( x ) 0 ,
THE UNIVERSITY OF HONG KONG
Department of Physics
(Phys1050): Physics for Engineering Students
n May 2014
9:30  11:30 AM
This examination paper has 6 pages (including this front page and a page of list of formula and
constant at the end), containing 15 m
Chapter 16 Appendix
Moment of Inertia of a Spherical Shell
It is common to regard the rotation of a rigid object with spherical symmetry; we live on
one such object (not entirely uniform and not entirely rigid, and not even perfectly
spherical). This Appe
PHYS1050 Physics for Engineering Students
Fall 2012 Tutorial information (Updated Oct 17, 2012)
Group
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
Day
Monday
Monday
Monday
Monday
Tuesday
Tuesday
Wednesday
Wednesday
Wednesday
Wednesday
Wednesday
Thursday
Thursday
Friday
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
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 1
Units and Dimensional Analysis
Physics (from ancient Greek: physis "nature" ) is a
natural science that involves the study of matter and its
motion through space and time. It is the general analysis
of nature, conducted in order to understand ho
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
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
PHYS1050 Physics for Engineering Students
Assignment 2 (Due date: 7th Oct., 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 question
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
Electricity and Magnetism
Chapter 10
Electric Potential and Capacitance
Change of Electric Potential Energy
When a test charge q0 is placed in an electric field E , it experiences a
force from this field Fe = qoE . When this charge is moved by a small
dis
Electricity and Magnetism
Chapter 9
Electric Fields & Gausss Law
Electric Charges
There are two kinds of electric charges
Called positive and negative
Negative charges are the type possessed by
electrons.
Positive charges are the type possessed by protons
PHYS1050 Physics for Engineering Students
Assignment Four
Due Date: 5:00p.m., November 25, 2016
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
CHAPTER 9: Moments of Inertia
!
Moment of Inertia of Areas
!
! ! !
! !
Second Moment, or Moment of Inertia, of an Area ParallelAxis Theorem Radius of Gyration of an Area Determination of the Moment of Inertia of an Area by Integration Moments of Inertia
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PHYS1050 Physics for Engineering Students
Assignment 2 (Due date: 8th Oct, 5pm)
Please hand in your homework in HARDCOPY in the Assignment Box located in the corridor of the 1st Floor,
CYM Phys. Bldg. Please write down your Name, University No., and Class
Phys1050 Assignment 3
1. Four charged particles are at the corners of a square of side a as shown in the figure
below. (Let A = 3, B = 4, and C = 3.)
(a) Determine the electric field at the location of charge q.
(Use the following as necessary: q, a, and
Phys1050 HW #4 Due: 5:00 pm, April 30 (Tuesday), 2013
1. A proton moves perpendicular to a uniform magnetic field B at a speed of 1.60
acceleration of 2.30
2
1013m/s
107 m/s and experiences an
in the positive x direction when its velocity is in the positi
PHYS1050 Physics for Engineering Students
Assignment 1 (Due date: 25th 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
PHYS1050 Physics for Engineering Students
Assignment 2 (Due date: 9th Oct., 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 question
Errors of observation
Error: the difference between the observed value
of any physical quantity and the actual value
actual value.
Human error: due to observational reasons.
Systematic error: due to the instruments and it
determines the accuracy of the
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Phys1050 Physics for Engineering Students
201617 Semester 1
Tutorial 1
1.
A time dependent force = (8.00 4.00) N, where time t is in seconds, is exerted on a 2.00 kg object
initially at rest. (a) At what time will the object be moving at a speed of 15.0
Phys1050 Physics for Engineering Students
201617 Semester 1
Tutorial 2
1. A bullet of mass and speed passes completely through a pendulum
bob of mass (see Figure on right). The bullet emerges with a speed /2.
The pendulum bob is suspended by a stiff rod