PHYS 170 Section 101
Lecture 5
September 15, 2017
SEP 15vANNOUNCEMENTS
Due date for Assignment 1 has been extended to Sunday,
September 17, 11:59 PM
Introduction to Mastering Engineering Assignment is still due
today, Friday, September 15, 11:59 PM
Ass
Physics 170 Lecture 6
Mastering Engineering Comments
Worksheet 25 solution
Chapter 3: Equilibrium of a Particle
Forces
Weight, Normal & Friction Forces
Cables and Pulleys
Spring Forces
FreeBody Diagrams
Sum of Force Vectors = 0
Phys 170 Lecture 6
1
Home
Physics 170 Lecture 10
Finish Couple Moments
Moment of a Force in 3D
3D Cross Product
Moment Around a Given Axis
Midterm will be Friday October 14, during class time
Phys 170 Lecture 10
1
Moment of a Force in 2D
M = RF sin = RF = Fd = Rx Fy Ry Fx
Use whic
Section 2.6 Addition of Cartesian Vectors (page 46)
RESULTANT OF A SYSTEM OF FORCES:
CARTESIAN VECTOR METHOD
!"
We want to determine the resultant F R of a system of forces
!"
! ! !
F1, F2 , F3, . That is, we want to determine the magnitude FR of F R
!"
Section 2.4 Addition of a System of Coplanar Forces (page 32)
CARTESIAN VECTOR IN TWO DIMENSIONS (page 1)
Section 2.4 Addition of a System of Coplanar Forces (page 32)
CARTESIAN VECTOR IN TWO DIMENSIONS (page 2)
Rectangular components of a vector
! !
!
F
Section 2.9 Dot Product (page 70)
APPLICATIONS OF THE DOT PRODUCT (page 1)
! !
A i B = A B cos!
APPLICATION 1: Angle Between Two Cartesian Vectors
!
!
The angle ! between the tails of two Cartesian vectors A and B :
! !
#
A i B&
"1
! = cos %
$ A B ('
!
!
Physics 170 Lecture 2
Administrivia
A bit more on Units (Chapter 1)
Start Chapter 2: Vectors
Vector arithmetic in 2D
Phys 170 Lecture 2
1
Who
Professor Thomas Mattison
(experimental particle physics, accelerator physics)
Hennings 276 (south corridor, ente
Physics 170 Lecture 4
More on How To Solve It and Worksheet 23
3D Vector Angles
Component Notation
Unit Vectors
Cartesian Notation
Position & Displacement Vectors
Force Along a Line
Phys 170 Lecture 4
1
How To Solve It
George Polyas 4step process
1.
2.
Physics 170 Lecture 3
Quiz in tutorials tomorrow
Mastering Engineering comments
More Vectors in 2D
How To Solve It
Phys 170 Lecture 3
1
Tutorial Quiz Tomorrow
One problem (or 2 short ones), done on paper, individually.
Same or similar problem, done in sma
Welcome PHYS 170
students!
Please pick up a handout
from the front of the
lecture theatre
PHYS 170
Lecture 1
September 6, 2017
Course Overview
Instructor: Dr. Matthew (Matt) Choptuik
Prof. of Physics and Astronomy
Office:
Hennings 403
Phone:
(604) 82224
PHYS 170 Section 101
Lecture 2
September 8, 2017
SEP 8ANNOUNCEMENTS
First online homework assignment available today at 6 PM, due
next Friday at 11:59 PM
Tutorials (aka problem sessions) start next week, first session
will involve intutorial solution o
PHYS 170 Section 101
Lecture 4
September 13, 2017
SEP 13vANNOUNCEMENTS
Question on Piazza re grading of homework
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marks for using hints and I was wondering what you chose in terms of
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THE UNIVERSITY OF BRITISH COLUMBIA
2011/2012 WINTER SESSION
SESSIONAL EXAMINATIONS
PHYSICS 170 MECHANICS I
12 noon to 2:30 pm, Wednesday, April 17, 2013
MARKS
This exam counts for a total of 70 marks towards your Final Grade for the course.
The exam consi
PHYSICS170MECHANICSI
April 17,2013
FinalExam: 12noonto23A pm, Wednerday,
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Final Exam: 8:30 am
THE UNIVERSITY OF BRITISH COLUMBIA
2013/2014 WINTER SESSION
SESSIONAL EXAMINATIONS
PHYSICS 170 MECHANICS I
8:30 am to 11:00 am, Wednesday, April 23, 2014
MARKS
This exam counts for a total of 70 marks towards your Final Grade for the course.
The exam cons
Physics 170 Lecture 7
More 2D Equilibrium Examples
Phys 170 Lecture 7
1
Chapter
3
Equilibrium of a
Particle
Chapter 3
CHAPTER OBJECTIVES
To introduce the concept of the freebody diagram for a particle.
To show how to solve particle equilibrium problems u
Section 2.9 Dot Product
DOT PRODUCT OF TWO VECTORS (page 69)
Definition
! !
A i B = A B cos!
!
A is the magnitude of A
!
B is the magnitude of B
!
!
o
! is the angle between the tails of A and B ( 0 ! " ! 180 )
Dot product of Cartesian unit vectors
! !
Physics 170  Mechanics
Lesson 20
12.1  12.7
Assignment 6 Due Today
Reading Assignment due Monday
Recap and Preview
Last class
Initial Conditions
Life in 3D
This class
Projectile Motion
Curvilinear motion
Formulas from High School
dv
a(t) =
dt
Two ma
Physics 170  Mechanics
Lesson 19
12.1  12.7
Assignment 6 Due Friday
Recap and Preview
Last class
Dynamics
This class
Initial Conditions
Life in 3D
High school
dv
= (8 m / s 5 ) t 3
dt
78% of people
answered D).
dv
= (8 m / s 5 ) t 3
dt
Predicting th
Physics 170 Mechanics
Sections 5.15.7
Change to assignment #4
Midterm 1: Tuesday Feb 9, 89 PM
Chapters 14 (covers this week's
homework, not this week's lectures)
Email me questions you have
for discussion on Friday
Worksheet Week 5 Q1
The pipe assembly
Physics 170 Mechanics
Sections 5.15.7
New Worksheet
Exam room posted on Connect
memorization of the different types of supports
redundant constraints, static determinacy and indeterminacy
I do not understand the constraints with different types of
suppor
THE UNIVERSITY OF BRITISH COLUMBIA
2010/2011 WINTER SESSION
SESSIONAL EXAMINATIONS
PH YS I CS 170 ME C H A NI CS I
8:30 am to 11:00 am, Thu rsday , December 9 , 2010
MARKS
This exam counts for a total of 70 marks towards your Final Grade for the course.
T
THE IJMVERSITY OF BRITISH COLUMBIA
20 12/2013 MNTER SESSION
SESSIONAL EXAMINANONS
PHYSICS 170 MDCHANICS I
7 : 0 0p m t o 9 : 3 0 p m , T h u r s d a y , e c e m b e r , 2 A 1 2
D
6
MARKS
This exam countsfor a total of @ marks towards your Final Gradeforth
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SES IONAL EXAMINATIONS
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P H Y S I C S 1 7 0M E C H A N I C S I
1 2n o o nt o 2 : 3 0p m , F r i d a y ,A p r i l 1 3 , 2 0 1 2
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MARKS
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