Hello welcome! I will be teaching you, on how to "Use the LSMG3' correctly and more precisely.
First off you need to make sure you have a low sens. Yes I said it, 'low sens' xD. Why? because
without it this gun won't be useful at all. The point is to make
Hello welcome! I will be teaching you, on how to "Use the LSMG3' correctly and more precisely.
First off you need to make sure you have a low sens. Yes I said it, 'low sens' xD. Why? because
without it this gun won't be useful at all. The point is to make
Physics 120
Winter 2013
Procedure:
A-Frame
Our testing apparatus consisted of a
wooden board supported large A-frame and
a cradle, which could attach onto the
wooden board to hold the bricks (see figure
1). The A-frame was approximately 98 cm
tall and 107
Physics 120
Winter 2013
Results:
The data we used to calculate the spring constant of our spring is shown in Table
1. We used the regression tools on the data in Graph 1 to calculate to linear fit equation.
That equation is y=7.9712 .011 x +.0007 .04 . Th
Physics 110 Third Hour Exam
Name:_Answer Key_
Part I Short answers: Answer all questions with only one response in the margin.(3 pts each for
a total of 30 pts). Note: for partial credit write a clear phrase or show calculations clearly
justifying your ch
Physics 110 Spring 2014
Hour Exam #1
Name:_KEY_
I affirm that I have carried out my academic endeavors with full academic honesty.
Signed:_
Short answers (2.5 pts each for a total of 25 pts): Answer all questions with only one response
in the margin.
_C_1
Answers to Practice Exam #1
1. a) 16.1 m/s
b) 0.83 sec
c) 5.1 m
2. a) 15 m/s
b) 2 m/s2 to the right
c) 2.86 N to the right source is the 5 kg block
3. a) 35.1 N/m
b) 1.75 m/s2 at the amplitude
c) 0.15 m/s at equilibrium
4. a) KE at A = 1.20 J
b) vB = 5.0
Part II: Problems: Show all work and/or reasoning for full credit. Please answer all parts. (70
points total individual points for parts shown)
1. A 5 kg block slides down a 30o rough inclined plane with a coefficient of kinetic friction of
0.2. (22 pts)
Physics 110 Spring 2014
Hour Exam #2
Name:_Solutions_
I affirm that I have carried out my academic endeavors with full academic honesty.
Signed:_
Short answers (2.5 pts each for a total of 25 pts): Answer all questions with only one response in the
margin
Physics 110
Equation List
Final Exam
= m /V
v=
E = KE + PEgrav + PEspring =
constant
x
t
a=
Fx =
F = ma
v = vo + at
v = v + 2ax
L v
Reynolds R =
2
o
1
Ff = C Av 2
2
F f = fv
F = -kx
x(t ) = A cos( t )
v(t) = -A sin(t)
k
=
m
2 1
T
= =
f
F
L
=Y
A
Lo
W = F
Answers to Practice for Final Exam
1.
a. 98 m/s
b. 490 m
c. 24 m/s2 up; F = 1920 N up
2.
a. inelastic
b. 1.74 m/s
c. 0.15 m
d. 609 J
3.
a. 3 rad/s
b. 20 N
c. 30 s
d. 1350 J
4.
a. 1090 N
b. 4
c. 0.52 m
d. 0.008 m
e. closed
5.
b. 2.54 m/s2 yes
c,d. 3.1 m/s
Exam #1 Practice Problems
1. A 0.2 kg ball is thrown vertically downward at 8 m/s from the top of a 10 m tall cliff.
(Neglect air resistance.)
a) Find the velocity with which the ball hits the ground.
b) How long does the ball take to hit the ground from
Chapter 10
1. Ideas on transverse/longitudinal waves
2. Definitions of relevant terms for waves: f, , T, v, k,
3. Traveling waves on a string
4. Interference of waves, superposition
5. Standing waves on a string, resonance
Chapter 11
1. Basic ideas on so
Physics 110
Assorted Practice Problems for Final Exam
1. An 80 kg novice skydiver is flying in a plane at an altitude of 3000 meters. Reluctant
to jump on his own, he is pushed out of the plane by the skydiving instructor, and
screams at a constant 440 Hz
Physics 110
Practice Problems for Exam 3
Problems
1. A uniform cylinder of 0.5 kg mass and 5 cm radius lies on an inclined plane with a 30o
angle of inclination.
a) Draw a carefully labeled free-body diagram for the cylinder when at rest at its initial
he
Part II: Problems: Show all work and/or reasoning for full credit. Please answer all parts. (70
points total individual points for parts shown)
1. A 5 kg block slides down a 30o rough inclined plane with a coefficient of kinetic friction of
0.2. (22 pts)
Physics 122
Winter 2012
First Hour Exam
Name:_KEY_
Part I. Short answer questions: Circle your single choice of the correct answer. (2 points each
for a total of 20%)
1. If an observer records 1 hour has passed on a stationary clock, she will measure that
Exam 2 Solutions
Part I
1. D
2. C
3. B
4. C
5. B
6. C
7. B
8. C
9. A
10. C
Part II
1. See text
2.
a. 1 2 dx A2 x4 dx A2 / 5 so
b. P
c.
0.75
0.25
1
A 5 and
5x2
2 dx 5x5 / 5 .25 0.236
.75
x x 2 dx 5x6 / 6 0 0.83
1
0
3. a. n = 3; = 1; m = 1, 0, -1; L =
ex
Physics 122
Winter 2012
Lab #1A
The Speed of Light
The speed of light is presently defined to be 299,792,458 m/s (in SI units). As this is an
extremely high speed, physicists have used a wide variety of different indirect measurement
techniques to measure
Physics 122
Winter 2012
Lab#1B
Introduction to Interferometry
In this lab, we will construct and use a Michelson interferometer to measure the
wavelength of light from a helium-neon laser.
Introduction
A beam of light can be modeled as a wave of oscillati
Quiz Solutions
1. (a) First find :
1
1 2 / 3
2
1.342 - Now let T = TFrancis and To = TMaria
So T = To and we want T To = (-1)To = 1 s and we are looking to find T (not To !)
This gives us To = 2.93 s so T = To = 3.93 s
(b) You should all have gotten thi
1
Physics 122
Winter 2012
Electron Spin Resonance
In this experiment you will detect the spin of the electron, and obtain a measure of the
electron's magnetic moment, by measuring the energy of interaction of electrons with an external
magnetic field. In
Physics 122
Winter 2012
Compton Scattering and Coincidence Counting
Introduction
Through the process of coincidence counting this lab investigates the Compton
Effect by measuring the energy of scattered photons. A gamma ray source, 137Cs, emits
high energ
Physics 122
Winter 2012
Lab #2
The Photoelectric Effect
Background
In the nineteenth century, it was observed that light falling on a piece of metal could cause
electrons to be ejected from the surface of the metal. The classical theory of light as an
ele
Physics 122
Winter 2012
Franck-Hertz Experiment
Introduction:
The Franck-Hertz experiment is one of the experiments that showed quantization of energy
levels in atoms. In previous experiments, we have observed that a photon could lose all of its
energy to
Physics 122
Winter 2012
Hydrogen Spectrum
The emission lines of hydrogen was one of the important, well-established, and unexplained sets
of experimental results that Bohr was able to fit with his quantum model of the atom. In this lab,
you will accuratel
Physics 122
Winter 2012
Lab #7
The Energy Gap in a Semiconductor
Introduction
The energy gap in semiconductors can be determined by measuring the resistance as a
function of temperature. In contrast to metals, the resistance of semiconductors
decreases as