Lab: Waveform Analysis and Rectifiers
Analysis and Discussion of Results
Part 2:
A 330 resistor and 1F capacitor were set up in parallel, this displayed a half-wave
on the oscilloscope and reading an average voltage of 3.4V. The average voltage is
found u
Soyoung An
Phys 20BL
Feb 28, 2016
Lab: The Nature of Electrical Resistance
Theory
We are studying some fundamental properties of the electrical resistance of some metals.
In simple circuits with only two components, using conventional current, the current
Volt
currents (I) mA
0.5
4.5
8
9.9
12.6
16
20.4
2.1
21.5
38.4
47.8
60.9
77.5
98.7
0.238095
0.209302
0.208333
0.207113
0.206897
0.206452
0.206687
Voltage vs. the current
120
100
80
The current (I) mA
slope
(+-)
4.8592652255 -0.354453 intercept
0.0050439868
Soyoung An
Physics 20BL
4/23/16
Lab 9
DETERMINING 0 USING A CURRENT BALANCE
Theory
Equation 3:
FB Fg 0
2
0 I L
2r
Fg mg
FB
0 I 2 L
mg
2r
I 2L
m 0
2r
Equation 4:
d
a
d D
2
a b
Da
d
2b
r 2 R d
Tan
r 2 R
Da
2b
Analysis and Discussion of Results
The val
Soyoung An
PHYS 20BL
March 11th, 2016
Lab: Capacitance and Capacitors
Theory
Part 1
The capacitance C is defined As Q/V. Capacitance is determined by the
separation d between the plates and A, the area of the plates according to the
equation.
C k 0
Where
Soyoung An
Phys 20BL
Feb 6th, 2016
Newtons Law of Cooling
Theory
The Newtons law of cooling states that the rate of heat flow from an object is proportional to the
temperature difference between the object and the surroundings:
From, Q = mcT we get,
Combi
Specific Heat Capacity for Metals
&
Heat of Fusion for Water
Soyoung An
Physics 20BL
January 31, 2016
Theory
Part I.
The specific heat capacity of a substance is defined as the heat energy per unit mass per unit
change in temperature:
C=
Q
m T
We can expr
Calibrating a Thermometer
Soyoung An
Physics 20BL
Feb 18th, 2016
ABSTRACT
The change in resistance of a thermistor at varying temperatures was used to calculate the
temperatures of three test water baths using the equations for resistance. The calculated
Soyoung An
PHYS 20BL
APRIL 29th, 2016
e/m the charge to mass ratio of an electron lab
Theory
The equation for e/m is derived:
Fm evB
mv 2
mv
evB
eB
r
r
1
eV 2
eV mv 2
V
2
m
eV
e
2m
Br
m
N 0 I
B
3
52
a
4
eV 2
2
m e
N 0 Ir
m
3
52
a
4
eV 2
e
m
Voltage and Current
Divider Circuits
Soyoung An
Physics 20BL
March 28, 2016
Abstract
An experiment to verify the properties of voltage and current division is presented. The
voltage divider is created using two resistors connected in series in a circuit.
Use Newton's second law of motion to calculate the horizontal acceleration
of the box
The figure belotar shows free bodr diagram of situation
F
F,. Fp sinB
"'3
Applying the Newtons second law to the box that is the net force acting on
the box along the
Here is the FBD
M = 30 kg F =24O N at 30 degree angle to
Force horizontal.
- IWeight 55 = 240coscfw_30) = 207.85; E1 = 240sin(30) = 120
Now the net horizontal Force = ux-friction
e f .d. . =207.8541.5 = 166.35 N
r] Ian
F 166.35 _
and, a = = = 5.5451113 2
Kinematics
Displacement, Velocity and Acceleration
Motion with Constant Acceleration
Free Fall Motion
Two Dimensional Motion
Projectiles
Uniform Circular Motion
Pierce - Fall 2016
Adrian Soldatenko
1
You and your dog go for a walk to the park. On the way,
Introduction
Invitation to Physics
Modern Physics in Brief
Standard Measurements and Units
Scientific Method
Uncertainty
Pierce - Fall 2016
Adrian Soldatenko
1
Scientific Inquiry
Pierce - Fall 2016
Adrian Soldatenko
2
Understanding the Pendulum
Pierce - F
Vector Components and
Multiplication of Vectors
Vector Components
Trigonometry
Scalar Product
Vector Product
Pierce - Fall 2016
Adrian Soldatenko
1
Which of the following is a vector?
Pierce - Fall 2016
Adrian Soldatenko
It
hi
nk
NO
NE
M
as
Ti
of
m
th
e
e
HOMEWORK #4- Physics 101 - Fall 16
This assignment is due Tuesday, September 29 by the end of class.
Please write your full name and student ID number on the first page.
Show all your work, number each problem, box your final answer and
staple all the
HOMEWORK #1- Physics 101 - Fall 16
This assignment is due Thursday, September 8 by the end of class.
Please write your full name and student ID number on the first page.
Show all your work, number each problem, box your final answer and
staple all the
HOMEWORK #2- Physics 101 - Fall 16
This assignment is due Thursday, September 15 by the end of class.
Please write your full name and student ID number on the first page.
Show all your work, number each problem, box your final answer and
staple all the
Peter Hernandez
Physics 131
January 30, 2013
Lab Report 1
The experiment being conducted is to measure the acceleration of the
downward natural force on Earth known as gravity as well as the instantaneous
velocit
Peter Hernandez
Physics 131
April 10, 13
Lab Report 12
Lab, Objective, and Theory
This lab consisted of finding the static equilibrium, experimentally or analytically,
of objects and weights given in class. We were to find the static equilibrium, or the
p
Peter Hernandez
Physics 131
January 30, 2013
Lab Report 1
The experiment being conducted is to measure the acceleration of the downward
natural force on Earth known as gravity as well as the instantaneous velocity at any 1/60s
up to 15/60s using a freefal
Peter Hernandez
Physics 131
February 27, 2013
Lab Report 3
This lab involves the use of a force table, a set of weights and hangers, assorted
measuring devices and a great team of outstanding physics 131 students. Along with the
equipment we have been pro
Peter Hernandez
Physics 131
March 27, 2013
Lab Report: Experiment 6 Atwood Machine
Newtons second law of motion states that the acceleration, a, of a mass is directly
proportional to the vector sum of all forces acting on the mass. It also expresses a
rel
Peter Hernandez
Physics 131
February 27, 2013
Lab Report 3
This lab involves the use of a force table, a set of weights and hangers, assorted
measuring devices and a great team of outstanding physics 131 students. Along with the
equipment we have been pro
Peter Hernandez
Physics 131
April 10, 13
Lab Report 12
Lab, Objective, and Theory
This lab consisted of finding the static equilibrium, experimentally or analytically,
of objects and weights given in class. We were to find the static equilibrium, or the
p
Lab Reports-PHYS 131
Lab reports are an important way to share experimental details and results with others.
Properly constructed, they allow others to fully understand the details of the experiment.
Given your report and the equipment used, a person shou
Peter Hernandez
Physics 20B/L
November 1, 2013
Lab: Waveform Analysis and Rectifiers
Analysis and Discussion of Results
Part 1:
The time interval, equal to , is determined by the graphs taken from reading an
oscill
Peter Hernandez
Physics 20BL
October 13, 2013
Lab: Capacitance and Capacitors
Analysis and Discussion
Part 1
C = k 0
A
Cd
k=
d
0 A
This is the equation that will be used to find the capacitance of our lab-
made