Static Equilibrium/Elasticity
Lecture 35
Conditions for Static Equilibrium
For an extended body,
The net force acting on a body is zero.
The net torque on a body is zero.
A body in static equilibrium has no translational and
rotational motions.
2
ELASTICI
Lecture 14: Circular Motion
Objectives:
1. Apply Newtons 2nd law and kinematics to obtain
quantitative and qualitative conclusions about velocity
and acceleration of one or more bodies undergoing
circular motion, and the contact and noncontact forces
act
Lecture 17: Work and Kinetic Energy I
Objectives
1. Determine the work done by a varying force on a
system from a forcevsdisplacement graph.
2. Apply the workkinetic energy theorem to obtain
quantitative and qualitative conclusions regarding the
work d
Lecture 16 Objectives: Work
1. Determine the work done by constant force
acting on a system.
2. Determine the total work done on a system
composed of one or more objects.
3. Determine the work done by a varying force on a
system from a forcevsdisplaceme
Chapter 10: Dynamics of
Rotational Motion
Second Semester AY 20122013
A flywheel of a gasoline engine is required to give up 500 J of
kinetic energy while its angular velocity decreases from 650
rev/min to 520 rev/min. What moment of inertia is required?
Lecture 14 Objectives
1. Differentiate the properties of static friction and kinetic
friction.
2. Qualitatively analyze the effect of fluid resistance on
moving object.
3. Apply Newtons laws and kinematics equations to obtain
quantitative and qualitative
University of the Philippines
College of Science
Physics 71
Set A
Second Long Exam
Second Semester, AY 20132014
Name:
Instructor:
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Second Long Exam
Second Semester, AY 20132014
Physics 71
Instruction
Physics 71 Lecture Notes
Topic 1.07: Kinematics in 2D or 3D
Projectile Motion
Date: February 04, 2015
1. Which vector is always
tangent to the particle's path at
a given point?
a. position vector
b. instantaneous velocity
c. change in velocity
d. acceler
Chapter 5: APPLYING NEWTONS
LAWS
Lecture 11: Objectives
Apply Newtons laws to obtain quantitative
and qualitative conclusions about the
contact and noncontact forces acting on a
body in equilibrium.
1
Solving Problems using equations of motion
 Many pr
Lecture 29: Elasticity
Objectives
1. Define stress, strain, and elastic moduli.
2. Differentiate elasticity and plasticity.
Hookes Law (1676) ut tensio, sic vis
The amount of stretch (or compression), x, is
directly proportional to the applied force F.
Do
Physics 71 Final Exam Reviewer
guess that:
Diandrew Lexter L. Dy
energy
,
(1.1)
time
which is the correct expression for average power. You can
also guess the force and speed relation of average power.
However, this method will not work when there are u
Prelab: Projectile Motion
Name:
Group members:
Date:
Instructor:
Balance a coin on the edge of a table. Place your index finger on a second coin, then
flick the second coin so that it travels off the table, while the first coin is gently nudged
off the ed
University of the Philippines
College of Science
PHYSICS 71
SET A
2nd Semester
AY 20102011
First Long Examination
National Institute of Physics
2nd Semester AY 20102011
Physics 71
INSTRUCTIONS: Choose the best answer. Ignore air resistance, unless
other
Lecture 27: Relating Linear and Angular Kinematics
Lecture Objectives
1. Relate the equations of rotational and
translational quantities.
2. Apply the rotational kinematic relations in
rotating objects.
Relating linear
Motion in Two or
Three Dimensions
Chapter 03
Motion in Two or Three Dimensions
Position and Velocity Vectors
Acceleration Vectors
Motion in a Circle
Position and Velocity
Vectors
Position Vector
Velocity Vector
Acceleration Vector
Physics 71
February 3, 2
University of the Philippines
College of Science
Physics 72
Set A
Third Long Exam
First Semester, AY 20142015
Name:
Instructor:
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Student Number:
Course:
College:
Third Long Exam
First Semester, AY 20142015
Physics 72
INSTRUCTIONS: C
University of the Philippines
College of Science
Physics 72
Set A
Third Long Exam

Name:
Instructor:
Section/Class Schedule:
Student Number:
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College:
Third Long Exam

Physics 72
INSTRUCTIONS: Choose the best answer and shade the corresponding ci
Applying Newtons
Laws
Chapter 05
Applying Newtons Laws
Using Newtons First Law: Particles in Equilibrium
Using Newtons Second Law: Dynamics of Particles
Friction
Dynamics of Circular Motion
Physics 71
February 17, 2016
Using Newtons First
Law: Particles i
MAXWELLS EQUATIONS &
ELECTROMAGNETIC WAVES
SEC 321
OBJECTIVES
Identify the physical implications of each of the four
Maxwells equations
Relate the wavelength & frequency of an electromagnetic
wave
Explain the principle of producing EM waves
WAVES (IN
University of the Philippines
College of Science
Physics 72
Set A
Third Long Exam (Makeup)
First Semester, AY 20142015
Name:
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Third Long Exam (Makeup)
First Semester, AY 20142015
Physics
Motion along a
straight line
Chapter 02
Motion along a straight line
Displacement, Time, and Average Velocity
Instantaneous Velocity
Average and Instantaneous Acceleration
Displacement, Time,
and Average Velocity
Instantaneous Velocity
Average and
Instant
STATS
Passing Rate: 67% (my lowest ever)
Mean score: 22.4
Mode: 22
Top 13
Scorers
CORTES, ANNA VERONICA
QUITEVIS, CYRIL PAOLO
CABADING, LUCAS NIEGEL
LOPEZ, JOSHUA MIGUEL
VILLENA, EMIL DAVID
MALCONTENTO, JUSTIN
DURANA, ANJENINA
NISHINO, KHISHI
SANTOS, MIGU
CHAPTER 33 INDEX CARD EXERCISE
Incident light
Incident light
A.na > nb
B.na < nb
C. Ray is at critical angle
D. Ray is at Brewsters angle
A.na > nb
B.na < nb
C. Ray is at critical angle
D. Ray is at Brewsters angle
= 1: has the minimum value of n among m
Sign rule for radius of curvature of a spherical surface
R>0 when center of curvature is on the outgoing side of the
surface; R<0 otherwise
General for Spherical Refracting Surface
na nb nb na
s s'
R
na s '
y'
m
y
nb s
1. A case where object is not in
DIFFRACTION FROM A
SINGLE SLIT
SEC 362
Objectives
Locate the dark fringes of the diffraction
pattern and determine the width of the central
maximum
What is Diffraction?
Interference of many waves from many sources
or from a continuous source.
This happe
INTENSITY IN
INTERFENCE PATTERNS
SEC 353
Objectives
Relate path difference to phase difference
Objectives
Identify the type of interference, given the
path difference and the phase difference
Constructive
Destructive
INTERFERENCE IN THIN
FILMS
SEC 354
University of the Philippines
College of Science
Physics 72
Set A
Third Long Exam
Second Semester, AY 20142015
Name:
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Course:
College:
Third Long Exam
Second Semester, AY 20142015
Physics 72
INSTRUCTIONS:
Problem set for chapters 1 and 2:
Write solutions and answers only in yellow
paper (no need to copy the questions)
I will email chapters 3 and 4 next week.
Deadline for all Problem Set: 20 September
2016 (after the 1st LE)
Note: Problem sets are to be sub
Problem Set
(answer these upon reviewing LE #2)
Coverage:
chapters 6, 7, 8 and 9
+ dot and cross product
No need to write solutions for the multiple choice
items
Deadline: 27 Oct 2016
Calculate the scalar products: (1) , 2 and (3)
= + 2 3
= 2 + 2 +
Rudcli. Rudclf pulled a 55kg sled user a sncwccvered gmund. If the coefcient crf
kinetic fricticn is 1.15. what is the acceleraticn cf the sled if the tensicn in the rape is
IEDN?
5. casings? 15. 1.3mfs2 c. 1.555352 D. 5.155:th2
Ccnical Pendulum. A huh w
University of the Philippines
College of Science
Physics 71
Set A
Third Long Exam
Second Semester, AY 20152016
Name:
Instructor:
Section/Class Schedule:
Student Number:
Course:
College:
Third Long Exam
Second Semester, AY 20152016
Physics 71
Instructions: