Phys270 _ Final Review_ 05/10/2013
Classical Physics:
Ch33: Magnetic Field
When things
get fast
Ch35: Electromagnetic Fields & Waves
Special
Relativity:
Ch36: AC Circuits
Ch37: Relativity
Ch34: Electromagnetic Induction
Ch22: Wave Optics
Ch23: Ray Optics
Practice Problem on Chapters 40 & 41
(05/09/2013)
Problem 1: A quantum particle is described by the wave function:
ce x / , for x 0nm
( x) = x /
, for x 0nm
de
where = 2.0 nm.
(a) Find the constants c and d (give magnitude and units). Hint: first deter
Practice Problem on Chapters 40 & 41
(05/09/2013)
Problem 1: A quantum particle is described by the wave function:
ce x / , for x 0nm
( x) = x /
, for x 0nm
de
where = 2.0 nm.
(a) Find the constants c and d (give magnitude and units). Hint: first deter
PHYS270 Spring 2013: 02 Sections
Professor Ouyang
Chapter 40 Review
Note: Ch 40.5-40.6 are not required in this exam.
(1) Wave function and Probability density P:
wave function (x) is a continuous, wave like (i.e., oscillatory) function
the probability
Appendix A: Error Analysis for the Physics Labs
One of the main goals of the Physics Lab is that you learn about error analysis and the
role it plays in experimental science. This appendix briefly reviews the topics you will need to
know about error analy
Experiment
VII
Forced Harmonic Motion
I. Purpose
The purpose of this lab is to examine the amplitude, resonant frequency, damping time,
quality factor, and phase shift of a driven mass-and-spring oscillator.
II. Preparing for the Lab
You need to prepare b
Experiment
I
Introduction to EXCEL
I. Purpose
The purpose of this experiment is to teach you a few basic things about using EXCEL
2010 to plot and analyze data in the Physics lab. Make sure you complete the spreadsheet work
in Section VII and submit it to
Experiment
III
Position, Velocity and Acceleration
I. Purpose
The purpose of this lab is to study the position, velocity, and acceleration of a body that is
acted on by a constant force.
II. Preparing for the Lab
You need to prepare before doing this lab.
Experiment
V
Centripetal Motion
I. Purpose
The purpose of this lab is to measure an object undergoing centripetal acceleration.
II. Preparing for the Lab
You need to prepare before doing this lab. Start by reading through this lab write-up and
then go to:
Experiment
IX
Ideal Gas Law and Absolute Zero
I. Purpose
The purpose of this lab is to examine the relationship between the pressure, volume and
temperature of air in a closed chamber. To do this, you will test the Ideal Gas Law when the
temperature is he
Experiment
VI
The Pendulum and g
I. Purpose
The purpose of this experiment is to determine the dependence of the oscillation period of a
pendulum on the pendulums length and mass. You will also use your measurements to
determine g, the acceleration due to
Experiment
VIII
Waves on a String
I. Purpose
The purpose of this lab is to examine waves on a string. You will find the resonance
frequency of the fundamental standing wave, and its harmonics, and determine the propagation
speed of the waves by measuring
Physics Laboratory Manual - Volume 1:
Classical Mechanics, Vibrations,
Waves, and Heat
DEPARTMENT OF PHYSICS
UNIVERSITY OF MARYLAND
College Park, MD
Fall 2016 Edition
Table of Contents
Introduction to the Physics Lab
2
Experiment I - Introduction to Data
Experiment
X
Review for the Culminating Lab
I. Purpose
The purpose of this lab is to allow you to prepare for the practical exam by reviewing the
apparatus, data taking and analysis used in Experiments I to IX. This review is a required lab and
it is a gr
Experiment
II
Uncertainty in Measurements
I. Purpose
The purpose of this lab is to learn how to estimate uncertainty in measurements, how to do
error propagation, and why it is important to understand the uncertainty in measurements.
II. Preparing for the
Experiment
IV
Momentum and Drag
I. Purpose
The purpose of this lab is to observe the drag force and conservation of momentum.
II. Preparing for the Lab
You need to prepare before doing this lab. Start by reading through this lab write-up,
including the re
Appendix B:
Introduction to Spreadsheets and EXCEL 2010
I - Spreadsheets
A spreadsheet is a computer program that turns your computer display into a smart piece
of paper. It removes much of the grunt work associated with repetitive calculations and lets y
Appendix C: The Vernier LabPro Interface Box
Figure 1. The Vernier LabPro Inerface box.
The Vernier LabPro interface shown in Figure 1 is a dark green plastic box that you will
typically find on the lab bench in Physics 261. The box allows the computer to
Physics 270 (02 Sections) Spring 2013
Practice Midterm Exam 2
Name: _
Honor Pledge: I pledge on my honor that I have not given or received any unauthorized assistance on this
assignment/examination.
Honor Pledge:
Signature:
Instructions:
Please make sure
Solutions to OHW 6 (Partial)
(03/26/2013)
OHW 6_#5 (Problem 36.22):
The AC current through an inductor lags the inductor voltage by 90o.
(a) From Equation 36.21,
I L = 330 A =
L=
VL
V
= L
XL 2 fL
2.2 V
(
)(
6
2 45 10 Hz 330 10
6
A
)
= 2.4 105 H = 24 H
(b
Physics 270 (02 Sections) Spring 2013
Practice Midterm Exam 2
Solution
Name: _
Honor Pledge: I pledge on my honor that I have not given or received any unauthorized assistance on this
assignment/examination.
Honor Pledge:
Signature:
Instructions:
Please m
Solutions to OHW 4 (Partial)
(03/04/2013)
OHW 4_#4 (Problem 35.38):
Assume the electric field inside the capacitor is uniform and use the Ampere-Maxwell
law.
a) For a current-carrying wire, an equation for the magnetic field strength is:
(
)
7
0 I wire 4
PHYS270 Spring 2013: 02 Sections
Professor Ouyang
Midterm Exam Review 2 (Ch.35, Ch.36 and Ch.37)
Note: Ch.35.1 is not required in this exam.
Chapter 35:
(1) Maxwells Equations:
q
E dA = 0 (Gauss's law)
B dA = 0 (Gauss's law for magnetism)
d B
(Farada
Solutions to OHW 10 (Partial)
(04/21/2013)
OHW 10_#2 (Problem 22.29):
For sodium light of the longer wavelength (1) and of the shorter wavelength (2),
L = m
1
2
(
2
)2
L = m + 1
We want the same path difference 2(L2 L1) to correspond to one extra waveleng
PHYs270 (01 & 02 Sections) -Spring 2013 Name:
Midterm Exam 1
February 25th, 2013
Section #:
Honor Pledge: I pledge on my honor that I have not given or received any unauthorized assistance on this
assignment/examination.
Honor Pledge:
Instructions:
Physics 270 (02 Sections) Spring 2013
Practice Midterm Exam 3
Solution
Name: _
Honor Pledge: I pledge on my honor that I have not given or received any unauthorized assistance on this
assignment/examination.
Honor Pledge:
Signature:
Instructions:
Please m
Solutions to OHW 1 (Partial)
(02/12/2013)
OHW 1_#5 (Problem 33.2):
The current in the wire is directed to the right. B2 = 20 mT + 20 mT = 40 mT because the
two overlapping wires are carrying current in the same direction and each wire produces a
magnetic
PHYS270 Spring 2013: 02 Sections
Professor Ouyang
Midterm Exam Review 3 (Ch.22, 23, Ch.25, Ch.38 & Ch.39)
Note: Ch25.1-25.2, Ch.38.1- 38.5 are not required in this exam.
Chapter 22:
(1) Interference:
In general, the superposition of two or more waves int