Chapter 6
Circular Motion
and
Other Applications of Newtons
Laws
Uniform Circular Motion,
Acceleration
A particle moves with a constant speed in a
circular path of radius r with an acceleration:
ac =
v2
r
r
The centripetal acceleration, a c is directed to

PH102 TUTORIALS
WEEK 6
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS
Chapter 10:
Problem 18
A car accelerates uniformly from rest and reaches a speed of 22.0 m/s in 9.00 s. Assuming the diameter of a
tire is 58.0 cm,
a) find the numb

Chapter 8
Conservation of Energy
Energy Review
Kinetic Energy
Potential Energy
Associated with movement of members of a
system
Determined by the configuration of the system
Gravitational and Elastic
Internal Energy
Related to the temperature of the system

3/6/2013
Chapter 5
The Laws of Motion
Force
Forces are what cause any change in the
velocity of an object
Newtons definition
A force is that which causes an acceleration
Classes of Forces
Contact forces involve physical contact
between two objects
Field f

Chapter 4
Motion in Two Dimensions
Motion in Two Dimensions
Using + or signs is not always sufficient to fully
describe motion in more than one dimension
Vectors can be used to more fully describe motion
Will look at vector nature of quantities in more de

Chapter 7
Energy of a System
Introduction to Energy
The concept of energy is one of the most
important topics in science and engineering
Every physical process that occurs in the
Universe involves energy and energy
transfers or transformations
Energy is n

1b
CLASSICAL PHYSICS
Lecture Notes 1b
Kinematics
Describes motion while ignoring the agents
that caused the motion
For now, will consider motion in one
dimension
Along a straight line
Will use the particle model
A particle is a point-like object, has mass

Chapter 3
Vectors
Coordinate Systems
Used to describe the position of a point in
space
Coordinate system consists of
A fixed reference point called the origin
Specific axes with scales and labels
Instructions on how to label a point relative to the
origin

2/18/2013
CLASSICAL PHYSICS
Chapter 1 from text book
Physics
Fundamental Science
Concerned with the fundamental principles of the Universe
Foundation of other physical sciences
Has simplicity of fundamental concepts
Divided into five major areas
Classical

Chapter 10
Rotation of a Rigid Object
about a Fixed Axis
Rigid Object
A rigid object is one that is nondeformable
The relative locations of all particles making up
the object remain constant
All real objects are deformable to some extent,
but the rigid ob

PH102 TUTORIALS
WEEK 10
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS 8TH EDITION
Question 1
The wave function for a traveling wave on a taut (you can look up the definition) string is (in SI units)
y = 0.350 sin ( 10t - 3x + /4 )
a)

PH102 TUTORIALS
WEEK 9
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS 8TH EDITION
Question 1
In an engine, a piston oscillates with simple harmonic motion so that its position varies according to the
x = (5.00 cm )cos 2t + , where x i

PH102 TUTORIALS
WEEK 9
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS 8TH EDITION
Question 1
In an engine, a piston oscillates with simple harmonic motion so that its position varies according to the
x = (5.00 cm )cos 2t + , where x i

PH102 TUTORIALS
WEEK 10
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS 8TH EDITION
Question 1
The wave function for a traveling wave on a taut (you can look up the definition) string is (in SI units)
y = 0.350 sin ( 10t - 3x + /4 )
a)

4/27/2015
Chapter 16
Wave Motion
Types of Waves
There are two main types of waves
Mechanical waves
Some physical medium is being disturbed
The wave is the propagation of a disturbance through
a medium
Electromagnetic waves
No medium required
Examples are

4/27/2015
Chapter 17
Sound Waves
Introduction to Sound Waves
Sound waves are longitudinal waves
They travel through any material medium
The speed of the wave depends on the
properties of the medium
The mathematical description of sinusoidal
sound waves is

4/21/2015
Oscillatory Motion
To understand oscillatory motion of a block,
first recall a spring mass system.
When the block is displaced to a position, x
the force on the block is proportional to the
position and is given by Hookes Law.
Fs = - kx
is t

PH102 PRACTICE PROBLEMS
WEEK 6
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS 8TH EDITION
Chapter 10:
Problem 7
An electric motor rotating a workshop grinding wheel at 1.00 x 102 rev/min is switched off. Assume the when
has a constant

Solved Problem 5-101
A block of mass m = 2.00 kg is released from rest at h = 0.500 m
above the surface of a table, at the top of a = 30.0 incline as
shown.
The frictionless incline is fixed on a table of height H = 2.00 m.
(a) Determine the acceleration

F‘H 1ﬂ2 PRACTICE PROBLEMS
WEEK 5
TEXT BOOK: PH‘I’SICS FGR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS 3T" EDITIDN
M
Problem 15
A block of mass. m = 2.00 kg ls attached to a sprlng of fame constant k = EDD Nll'rn. as. shpwn in Flgure FEJS {see
text book}.

PH 102 TUTORIAL SOLUTIONS
WEEK 5
TEST BOOK: PH‘t‘SICS FDR SCIENTISTS AND ENGINEERS WITH MGL‘IERN
PHYSICS
Two objects are connected by a Ilght frletlonless pulley as shown. The object of
mass m; = 5.110 kg is released from. rest at a helght h = H.041] m ab

PH102 CLASSICAL PHYSICS SEMESTER 1, 2015
TUTORIAL 1 QUESTIONS
QUESTION 1
The driver of a car slams on the brakes when he sees a tree blocking the road. The car
slows uniformly with an acceleration of -5.60 m/s2 for 4.20 s, making straight skid marks 62.4

PH102 Tutorials
WEEK 2
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH
MODERN PHYSICS 8TH EDITION
Chapter 3:
Problem 31
Consider the three displacement vectors A = (3i - 3j) m and B = (i - 4j) m, and C = (-2i + 5j) m. Use the
component method to dete

PH102 TUTORIALS
WEEK 7
TEXT BOOK: PHYSICS FOR SCIENTISTS AND ENGINEERS WITH MODERN
PHYSICS
Question 1
A student sits on a freely rotating stool holding two dumbells, each of mass 3.00 kg. When his arms are
extended horizontally, the dumbells are 1.00 m fr

PH102 CLASSICAL PHYSICS SEMESTER 1, 2015
TUTORIAL 2 QUESTIONS
QUESTION 1
A radar station locates a sinking ship at range 17.3 km and bearing 136 clockwise from north.
From the same station, a rescue plane is at horizontal range 19.6 km, 153clockwise from

PH102 CLASSICAL PHYSICS SEMESTER 1, 2015
TUTORIAL 4 QUESTIONS
QUESTION 1
A 4.00-kg object is attached to a vertical rod by two strings, as in
Figure P6.11. The object rotates in a horizontal circle at constant speed
6.00 m/s. Find the tension in (a) the u

Chapter 12
Static Equilibrium and Elasticity
Static Equilibrium
Equilibrium implies the object is at rest
(static) or its center of mass moves with a
constant velocity (dynamic)
Static equilibrium is a common situation in
engineering
Principles involved a