Stat 350 Review for Exam 02
Fall 2011
Solving the following problems will be good practice for the upcoming exam. Try them
on your own rst over the next few dayssolutions will be posted shortly.
1. Individual-size cereal boxes are advertised to contain 6
Ceiling Fan
A ceiling fan consists of a small cylindrical disk with 5 thin rods coming from the center. The disk has mass md
= 2.5 kg and radius R = 0.24 m. The rods each have mass mr = 1.4 kg and length L = 0.71 m.
1)What is the moment of inertia of each
Physics211
Lecture16
Today'sConcepts:
Rolling,Kineticenergy,
&AngularAcceleration
Physics211Lecture16,Slide1
Physics211Lecture16,Slide
Exam Results
Exam
Average 77.5%
You gave us a lot of comments about the HW.
You
Dowellontheclickerquestionsandwewill:
1)
Physics211
Lecture17
Today'sConcepts:
Torqueduetogravity
StaticEquilibrium
Physics211Lecture17,Slide1
Physics211Lecture17,Slide
I would like to know how torque and statics are going to be combined with
rotation problems on the future exams.
rotation
How d
Physics 211
Lecture 18
Today's Concepts:
Static Equilibrium
Potential Energy & Stability
Plus Ill work through a couple of the HW problems
Physics 211 Lecture 18, Slide 1
Physics
Ladders on walls and tensions in ropes.
How to apply the concepts presented
Physics211
Lecture18
Today'sConcepts:
StaticEquilibrium
PotentialEnergy&Stability
Plus well work through a couple of your HW problems
Physics211Lecture18,Slide1
Physics211Lecture18,Slide
my roommate is kind of a cottonheaded ninny muggins.
This was an eas
CSCI 43600
PRINCIPLES OF COMPUTER
NETWORKING
Transport layer
Dr. Arjan Durresi
Department of Computer and Information
Science
IUPUI
[email protected]
5- Transport Layer - 1
IUPUI
CSCI43600 F12
Chapter 3:
Overview Transport Layer
Our goals:
understand
Physics 211
Lecture 19
Today's Concepts:
Angular Momentum
Physics 211 Lecture 19, Slide 1
Angular Momentum
Angular
We have shown that for a system of particles
FEXT
dp
=
dt
Momentum is conserved if
FEX T = 0
What is the rotational version of this?
The rot
Physics211
Lecture19
Today'sConcepts:
AngularMomentum
ThePrelectureisnowavailable
(asof4amthismorning)
Physics211Lecture19,Slide1
Physics211Lecture19,Slide
I missed having a prelecture.
All of it, considering there was no prelecture.
would have been nice
Physics 211
Lecture 20
Today's Concepts:
Angular Momentum
Precession
Physics 211 Lecture 20, Slide 1
Physics
preflight explains very well.
preflight
Im really confused need an explanation for everything.
How does angular momentum stay constant if we apply
Physics211
Lecture20
Today'sConcepts:
AngularMomentum
Precession
Physics211Lecture20,Slide1
Physics211Lecture20,Slide
First, a return to a good question from yesterday, . . .
First,
TheheavyballcarriesawayangularmomentumLballsothattheangular
velocityofthe
Physics 211
Lecture 16
Today's Concepts:
Rolling, Kinetic energy,
& Angular Acceleration
Physics 211 Lecture 16, Slide 1
Exam Results
Average 77.5%
You gave us a lot of comments about the HW.
Do well on the clicker questions and we will:
1) Extend HW 10 d
Physics211
Lecture15
Today'sConcepts:
ParallelAxisTheorem
Torque&AngularAcceleration
Physics211Lecture15,Slide1
Physics211Lecture15,Slide
everything
Nothing
42
Inertia that has several components.
I really wish I had watched this before finishing the home
Stuff you asked about:
5x pudding
Talk more about work.
Talk
go over boxes being pulled on a table by a string connected to a box
go
hanging off the table
hanging
How much of the calculus do we need to know?
Why did you change from fading in each equation
Physics211
Physics211
Lecture8
Today'sConcepts:
PotentialEnergy
MechanicalEnergy
Stuff you asked about:
25x pudding
Non-conservative forces and their relationship with Potential
and Mechanical energy.
and
Everything. All of it.
not really any, all seem ea
Physics211
Physics211
Lecture9
Today'sConcepts:
EnergyandFriction
Potentialenergy&force
some comments about the course
Can I get extra credit for saying it's awesome? Seriously, though, it's a
great class to be in and the preflights/prelectures coupled wi
Physics211
Lecture10
Today'sConcept:
CenterofMass
Findingit
Usingit
Physics211Lecture10,Slide1
Physics211Lecture10,Slide
Your Comments
Triple integrals.
This prelecture was very interesting because a lot of calculus was involved.
This
Although the tripl
Physics211
Physics211
Lecture11
Today'sConcept:
InelasticCollisions
(We will talk more about CM reference frame
(We
on Wednesdaynot so much today)
on
Dr. Selen seemed depressed while giving the prelecture. I can relate, I'm
really depressed that I never g
Physics211
Lecture12
Today'sConcepts:
ElasticCollisions&
CenterofMassreferenceframe
Physics211Lecture12,Slide1
Physics211Lecture12,Slide
"During the night I was pretty bored, so I took the time to write like this so I wouldn't be ignored If there are two
Physics211
Lecture13
Today'sConcepts:
Moreonelasticcollisions,
Averageforceduringcollisions
Physics211Lecture13,Slide1
Physics211Lecture13,Slide
The prelecture said that the Kinetic energy of a system of particle would be
different for different relative
Physics 211
Lecture 14
Today's Concepts:
Rotational Motion
Moment of Inertia
Physics 211 Lecture 14, Slide 1
Physics
Good prelecture, but just a confusing topic in general.
the moments of solid objects compared to shells and how to calculate each
where do
Physics 211
Lecture 15
Today's Concepts:
Parallel Axis Theorem
Torque & Angular Acceleration
Physics 211 Lecture 15, Slide 1
everything
Nothing
42
Inertia that has several components.
I really wish I had watched this before finishing the homework.that way
Physics 211
Lecture 21
Today's Concepts:
Simple Harmonic Motion:
Mass on a Spring
Physics 211 Lecture 21, Slide 1
Dylan
I would like to discuss a little more about the periods of simple harmonic motion
and what alters them.
i don't care. just cover everyt
Physics211
Lecture21
Today'sConcepts:
SimpleHarmonicMotion:
MassonaSpring
Physics211Lecture21,Slide1
Physics211Lecture21,Slide
Dylan
Dylan
I would like to discuss a little more about the periods of simple harmonic motion
would
and what alters them.
i don'
Meterstick
A meterstick (L = 1 m) has a mass of m = 0.203 kg. Initially it hangs from two short strings: one
at the 25 cm mark and one at the 75 cm mark.
1)What is the tension in the left string? N
2)Now the right string is cut! What is the initial angula
Chapter 4
Building a simple ALU to support MIPS arithmetic
instructions
Extra material (Appendix C.5 uploaded to Canvas)
1
Introduction
What's up ahead:
Implementing the Processor Architecture
Design simple ALU to support MIPS arithmetic/logic instructi
IMD 3.11-1
In More Depth
In More Depth
In More Depth: Booths Algorithm
A more elegant approach to multiplying signed numbers than above is called
Booths algorithm. It starts with the observation that with the ability to both add
and subtract there are mul
Chapter 1
Computer Abstractions and
Technology
The Computer Revolution
Progress in computer technology
Underpinned by Moores Law
vacuum tube transistor IC VLSI
~ doubling every 18 months:
memory capacity
processor speed
(Due to advances in technology
Chapter 1
Performance
Performance Metrics
Purchasing perspective
given a collection of machines, which has the
best performance ?
least cost ?
best cost/performance?
Design perspective
faced with design options, which has the
best performance improv
Chapter 2
Instructions: Language
of the Computer
Instruction Set
The repertoire of instructions of a
computer
Different computers have different
instruction sets
Early computers had very simple
instruction sets
But with many aspects in common
Simplified i