Peter Hernandez
Physics 20BL
October 13, 2013
Lab: Capacitance and Capacitors
Analysis and Discussion
Part 1
This is the equation that will be used to find the capacitance of our lab-made capacitor
with k being the dielectric constant.
Part 2
This is the
Peter Hernandez
Physics 20BL
September 8, 2013
Lab: Specific Heat Capacity for Metals & Heat of Fusion for Water
Theory
Part 1:
The specific heat capacity of a substance is defined as the heat energy per unit
Peter Hernandez
Physics 20BL
September 25, 2013
Lab: Newtons Law of Cooling
ABSTRACT
INTRODUCTION
By submersing a thermistor connected to a portable DMM in a water bath of varying
temperatures from 273K to 373K, the thermistor can be calibrated to functio
Peter Hernandez
Physics 20BL
September 30, 2013
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 curren
Peter Hernandez
Physics 20BL
September 8, 2013
Lab: Specific Heat Capacity for Metals & Heat of Fusion for Water
Theory
Part 1:
The specific heat capacity of a substance is defined as the heat energy per unit mass per
unit change in temperature:
We can ex
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
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
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 20B/L
October 28, 2013
Lab: Voltage and Current Divider Circuits
Theory
Part 1:
Using the equivalent resistance of two resistors in series and Ohms law we can
derive the voltage divider equa
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
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.
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
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
Peter Hernandez
Physics 20BL
September 25, 2013
Lab: Calibrating a Thermometer
ABSTRACT
The change in resistance of a thermistor at varying temperatures was used to
calculate the temperatures of three test water ba
Peter Hernandez
Physics 20BL
September 25, 2013
Lab: Calibrating a Thermometer
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. T
Peter Hernandez
Physics 20BL
November 17, 2013
Lab: E/M Experiment
Abstract
A value for the charge to mass ratio of an electron, or e/m, is found by observing the
size of the electron beam shooting
Peter Hernandez
Physics 20BL
November 17, 2013
Lab: E/M Experiment
Abstract
A value for the charge to mass ratio of an electron, or e/m, is found by observing the size
of the electron beam shooting inside of the e/m apparatus. A derived equation is found
Peter Hernandez
Physics 20BL
November 17, 2013
Lab: Current Balance
Theory
Equation 3:
Equation 4:
Analysis and Discussion of Results
The value of 0, or the permittivity of free space, will be
found in this lab by using a current balance that will measure