PH 21 1 Midterm Exam #2 - Form A 03/01/2017
Directions: No books 01' notes may be used during this exam. Important formulas are provided for you.
Graphing catculators and palmtop or laptop computers are not allowed. Write everything on the exam booklet
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Last 4 Digits of Student ID # First 2 Letters of Last Name
Write a letter response (A/B/C .) in the box provided.
I, < . (multiple Choice) 2. <, . (multiple choice)
3. <- - (multiple choice) 4. < vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv (multiple cho
OSU Physics
Student ID Number
Last Name
Course #: PH _211_
SIGNATURE:
P1
P2
Date of Exam: _June 6, 2016_
_
If questions seem long, dont panic. Much of the text is guidance on what work
to show.
Exam is closed book, three sheets of notes are allowed.
Calcu
PH 211 Midterm II - Form K 03/01/2017
Form A: 2. E 3. B 4 A 5. D 6. B
Form B: 2. B 3. E 4 B S. A 6. D
Form C: 2. D 3. B 4 E 5. B 6. A
Form D: 2. A 3. D 4 B 5. E 6. B
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Transformers
Department of Physics & Astronomy
Texas Christian University, Fort Worth, TX
April 23, 2013
1
Introduction
In the early nineteenth century, Hans Christian ersted discovered that a magnetic field always
surrounds a current-carrying conductor.
Interference and Diraction of Light
Department of Physics & Astronomy
Texas Christian University, Fort Worth, TX
January 16, 2014
1
Introduction
1.1
Double Slit
Around 1800, the English scientist Thomas Young designed and performed an experiment that
prod
Inductance
Department of Physics & Astronomy
Texas Christian University, Fort Worth, TX
January 16, 2014
1
Introduction
An inductor is an electrical device that resists changes in current. This means that the voltage
across an inductor is determined by ch
Reflection and Refraction
Department of Physics & Astronomy
Texas Christian University, Fort Worth, TX
January 16, 2014
1
1.1
Introduction
Reflection
When light strikes the surface of a material, some of the light is reflected. The reflection of light
ray
Spectrum of Hydrogen
Department of Physics & Astronomy
Texas Christian University, Fort Worth, TX
January 16, 2014
1
Introduction
The electrons in an incandescent light source undergo thermal excitation and emit electromagnetic
radiation (light) of many d
HW8 Chapter 27: 44
Additional problems:
1.
In the picture below a bar of length l that can slide with no friction on the rails completes the circuit.
EMF of the battery , resistance of the resistor R and the magnetic field B pointing into the page are
giv
HW 9
1. In the series RLC circuit half of the initial energy is dissipated after 15 cycles. Given that the
resistance is 5 Ohms and inductance is 100mH, find the value of the capacitance.
2. RLC circuit works at the frequency of 442 HZ and has the total i
HW 10. Chapter 29
1. Prove that intensity of radiation of a point source can be found as I = P/A, where P is the power
of the source and A is the total surface area of the sphere created by radiation at distance R
away from the source.
2. Lightbulb radiat
HW 6
Chapter 25: 52,58. Additional problems:
1. What is the best way to drain the battery? Make a load equal to its internal
resistance; prove it! (consider power delivered by a battery).
2. Use Kirchoffs rules to find current through R2 and voltage drop
Hw7: Chapter 26: 50,68,69
1. Just like in Chapter 20 we have a disk of radius a and a uniform charge density . Derive the
formula for the magnetic field at disks center due to the current produced by the rotation of
this disc with angular velocity .
2. Us
Physics 111 Fall 2017 Final
(10 points for each question, 50 total)
You may spend as much time on this as you would in studying for and taking a sit-down final.
You may consult your course notes, readings, assignments, the Internet, and other resources bu
Chapter 22:
current- movement of charge
more current=brighter bulb
electrons are charge carriers
potential diff between neg and positive capacitors causes electrons to flow from neg to
pos(electric field is created that drives current)
wire gets warm due
After passing through an opening light will diffract and spread out to fill the space
behind the opening (diffraction)
Wave continues to move straightforward if opening is multiple wavelengths wide
with diffraction where it was blocked by a barrier
C=3.00
Keenan Basug
Milky Way Galaxy Exercise
Please type your answers into this document and submit it electronically. Please make
sure to include your name.
For this exercise, you will learn about making an order-of-magnitude estimate by
considering the huge n
Jamie Kennedy
PH 202
Journal Week 3
I was sick this week and missed class on Wednesday, Monday class was cancelled because of
Martin Luther King Jr. Day. I read through the textbook reading and the powerpoint posted from
Wednesdays lecture. I found that t
Jamie Kennedy
PH202
Week 2: Journal
This week we learned about several concepts but the one that was the most useful to me was
learning about heat engines and heat pumps. Until this class I had never known how a heat
engine or heat pump worked. The diagra
Summer 2016
Pre-Lab 5:
Due: 7/6
Pre-Lab 5
Pre-Lab 5:
Before you can do this lab, you will need to read all of chapters 4-5 in the textbook.
Then complete these questions, and turn them into the lab instructor
Pre-Lab 5
Lab 5
Lab 5: Forces and Acceleration
Summer 2016
Lab 4
Lab 4:
Due: 6/30
This lab is a take-home lab and counts as the pre-lab as well as the lab. The TAs will
be in the lab space for help during their regularly scheduled lab times and you can attend any section for help.
Summer 2016
Lab 4:
I
Challenge Homework 6
Physics 201
Due 7/14/2016
1. In the school cafeteria, a trouble-making child blows a 10.0 g spitball through a 30.0 cm straw.
The force (F) in Newtons, of his breath as a function of the distance along the straw (x) in meters, can be
Challenge Homework 2
Physics 201
Due 6/28/2016
1. An amusement park roller coaster starts out on a level track 50.0 m long and then goes down a
50.0-meter incline at an angle of 30 to the vertical. It then goes up a 20.0-meter ramp with an
incline of 20 t
Challenge Homework 5
Physics 201
Due 7/12/2016
1. A B-4 Estes model rocket engine has a thrust curve as
shown. Putting this engine in a 100.0 g rocket (including
the weight of the engine and discounting the loss in
mass as the fuel burns), and firing the