Physics 111
Online Homework Assignment #2a Solutions
Note: the solutions for Tutorials will not be given because they already have hints. Some of the
problems are randomized where the numerical values
Emily Neel
Section 5
Lab SF Report
Feb. 29, 2016
LAB SF STATIC FRICTION
Question of the day: What does the maximum static friction force depend on and
how?
The objective of this lab was to understand
PHYSICS 111 SPRING 2007 EXAM # 1 ANSWER KEY Tuesday, February 6, 2007 VERSION A VERSION B Problem 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 Answer A C. D D C. E B B D. E. E. A. C C A E D A Answer E
Before you start working on this lab,
save this document to your U drive (or to a USB memory stick)
Lab STA - Page 1
Lab STA - Statics
Equipment
Metal board with magnetic accessories:
o A pulley
o Bal
Lecture 15
Rotational energy
Angular momentum
Todays Topics:
Rotational Kinetic Energy and Work
Total Kinetic Energy of a Rolling Object
Angular Momentum
Conservation of Angular Momentum
Rotational Ki
1/18/16
Lecture 4
Vectors, 2-dimensional motion,
relative motion
Todays Topics:
Vectors and Relative Motion
Definition of a vector
Specifying the components of a vector
Vector addition and subtrac
Prof. Soeren Prell
A417 Zaffarano Hall
294-3853
[email protected]
Office Hours: Tu, Th 2:00-3:00 or by appointment
Todays Topics:
Course structure
Mathematical Concepts (Giancoli 1:1-8)
Units and U
Lecture 13
Rotational motion
Moment of inertia
EXAM 2
Tuesday
March 8, 2016
8:15 PM 9:45 PM
Todays Topics:
Rotational Motion and Angular
Displacement
Angular Velocity and Acceleration
Rotational Ki
Lecture 11
Impulse and momentum
Todays Topics:
Impulse and momentum
Conservation of linear momentum
Collisions in one-dimension
Definition of Momentum
Lets first consider an isolated object
m
!
v
T
1D Kinematical equations
(constant acceleration)
v vo at
x xo
1
2
vo v t
v v 2ax
2
2
o
x xo vo t at
1
2
2
Example 5
A wrecking ball is hanging at rest from a crane when the cable breaks. It
falls ha
Review of last class
Projectile motion
Motion in 2D
How far does it go?
How high?
How long?
Consider x and y
components separately
A placekicker kicks a football at an angle of 40.0 degrees and
the i
Review of last class
Vectors and Relative Motion
Definition of a vector
Specifying the components of a vector
Vector addition and subtraction
Relative motion
One dimension
More than one dimensi
SI Sessions are scheduled!
SI instructor : Devon Eberl
Sunday 5:10pm @ Howe 1220
Wednesday 5:10pm @ Hoover 1322
Thursday 5:10pm @ Hoover 1322
Consider coming to a session to see if SI is for you!
Firs
Welcome to Physics 111
Prof. Yuji Furukawa
A121 Zaffarano Hall
294-2961
[email protected]
My short bio
I was born in Osaka, Japan.
I did my doctoral work in
Experimental Condensed Matter
Physics at
The first night exam on September 19. 8:15-10:15 pm.
First Exam
Covers Chapters 1 6
(not including 6-5 circular motion)
20 Multiple Choice Problems
2.0 hrs (about 5.0 minutes/problem)
No one leave
Phys 111
Spring 2016
Quiz 8A
Friday
Mar 11
Name: _
Section: _
A 2.0 kg solid cylinder (radius = 0.10 m, length = 0.60 m) is released from rest at the
top of a ramp and allowed
Lecture 14
Rotational dynamics
Torque
Give me a lever long enough and a fulcrum on which to
place it, and I shall move the world.
Archimedes, 287 212 BC
EXAM 2
Tuesday
March 9, 2016
8:15 PM 9:45 PM
T
Lecture 26
Entropy, Engines, Refrigerators
Todays Topics:
2 nd Law of Thermodynamics
Heat Engines
Carnot Engine
Refrigeration and Heating
Entropy
Second Law of Thermodynamics
Heat flows spontaneo
Lecture 25
Thermodynamics
Todays Topics:
0 th and 1 st and Laws of Thermodynamics
Thermal Processes and Ideal Gases
Heat Capacities
Thermodynamic Systems
Thermodynamics is the branch of physics tha
Lecture 12
Center of mass
Uniform circular motion
Todays Topics:
Center of mass
Uniform circular motion
Centripetal acceleration and force
Banked curves
Define the center of mass
The center of mass is
Lecture 6
Newtons laws of motion
Todays Topics:
Newtons Laws of Motion
Newtons 1st Law (Inertial reference frames)
Vector nature of forces
Newtons 2nd Law
Newtons 3rd Law
Important note:
First
Lecture 7
Forces
Important note:
First Exam is next Tuesday, Feb. 9, 8:15-9:45 pm
(see link on Blackboard for locations)
Todays Topics:
Forces
The gravitational force
The normal force
Frictional F
Lecture 22
Temperature and Heat
EXAM 3
Tuesday
April 12, 2016
8:15 PM 9:45 PM
Todays Topics:
0th Law of Thermodynamics
Temperature Scales
Thermometers
Thermal Expansion
Heat, Internal Energy and Work
Lecture 19
Superposition, interference,
standing waves
Todays Topics:
Principle of superposition
Constructive and Destructive Interference
Diffraction
Beats
Standing Waves
The principle of linear
Lecture 8
Applications of Newtons laws
Important note:
First Exam is next Tuesday, Feb. 9, 8:15-9:45 pm
Todays Topics:
Applications of Newtons Laws
Equilibrium examples
Non-equilibrium examples
Sp
Lecture 23
Specific Heat and Phase Changes
Todays Topics:
Heat and Temperature Change
Specific heat
Heat and Phase Change
Latent heat
Heat and Temperature Change
Heat is energy that flows from a h
Lecture 20
Static fluids
Todays Topics:
Density
Pressure
Pressure, Depth and Pressure Gauges
Pascals Principle
Archimedes Principle
Solids and Fluids
Solids
Maintain their shape. Generally dont flow
Phys 111
Exam 1
September 22, 2015
_
1. The time T required for one complete oscillation of a mass m on a spring of force constant k is
= 2 . Find the dimension of k to be dimensionally correct for t
Phys 111
Final Exam
December 16, 2015
61. The density of a solid object is defined as the ratio of the mass of the object to its volume.
The dimension of density is
A) [M]/[L].
B) [L]3/[M].
C) [M] /[L
Phys 111
Exam 3
41. If you dribble a basketball with a frequency of 1.77 Hz, how long does it take for you to complete
12 dribbles?
A. 6.78 s
B. 21.2 s
C. 0.32 s
D. 42.5 s
E. 1.07 s
42. A 0.46-kg mass
Physics 111
Final Exam
Name_
Section_
May 5, 2015
UniversityID_
Please fill in your computer answer sheet as follows:
1) In the NAME grid, fill in your last name, leave one blank space, then your firs
Phy 111
Exam 1
Name_
Section_
February 10, 2015
UniversityID_
Please fill in your computer answer sheet as follows:
1) In the NAME grid, fill in your last name, leave one blank space, then your first