A09
1/19/17
Physics 2CL Lab 0
Uncertainty in voltage measurements (by analysis of voltage noise):
V = (2 5) 10 -5 V
Model for fitting the graph:
V(t) = Ae-t + B
Final fit parameters from MATLAB:
p(1) = A = (3000 5) 10-4 V
p(2) = = (500 1.6) 10-3 s
p(3) =
PHYS 2CL Lab 6
Worksheet
Section 3
1. Do you observe any excitation in the circuit after you turn the battery off? If so, why?
Yes. Capacitor charges when the battery is turned on; after the voltage supply is turned off, the capacitor
discharges and produ
PHYS 2CL Lab 2
Lab Analysis
Data for variable capacitor:
diameter of the plates, D = 19.8 0.05 cm
sheet thickness = (5.92 0.05) 10-3 cm
area of the plates,
19.8 307.9cm 2
D2
A
4
4
2
2
2
2
A
D
19.8
Error : A
D D
0.05 1.6
2
D
2
A = 310 1.6 cm2
N
PHYS 2CL Lab 5
Lab Analysis
Section 5
Measured resistance and capacitance: R = 101.5 0.1 k, C = 1.068 0.001 F
Measured diameter bounds: dinner = 1.8 0.1 cm, douter = 3.5 0.1 cm
Calculation of the average radius:
2
Raverage
3.5 1.8
0.2
1.325, R
0.05
PHYS 2CL Lab 1
Lab Analysis
From measurements with DMM the expected resistances are:
for 10 resistor, 10.3
for the lightbulb, 1.4
Raw data sets of currents and voltages:
for 10 resistor
Voltage
0.89920.0002 V
0.71960.0002 V
0.53980.0002 V
0.36060.0002 V
Section 5:
V1-I1R1-I2R2=0 V 2 + I 3 R3I 2 R 2=0
V 1I 2 R2=I 1 R 1
V 2 + I 3 R3=I 2 R 2
V I R
I R V 2
I1 = 1 2 2
I3 = 2 2
R1
R3
V 1 I 2 R2
I R V 2
=I 2 + 2 2
R1
R3
1.282 V I 2 (10.3 )
I (10.3 ) 1.314 V
=I 2 + 2
96.8
326
I 2 =0.015 4 V .00 0 1 V
I R V 2
0.
Section 3
1. Why does the magnet take longer to fall through the copper tube than the aluminum piece? What is
happening in the tube to exert a force?
Faradays Law tells us that EMF (electromotive force) equals the rate of change of flux linkage, which is
Charmaine Joy E Castillo
PID: A12132140
Professor
Physics 2CL: Lab 1
Section 1 Summary
Section 2 Demonstration: The Van de Graaff Generator
1) a. Explain your observations of the pie tins and Styrofoam peanuts. What force caused these
phenomena? How did t
Section 4 Demonstration: Light Bulb Power
1a. When the two bulbs lit up independently, which was brighter? What does this tell you about the
relative resistances of the two bulbs? Do your observations from the parallel configuration verify this?
When the
Charmaine Castillo
PID: A12132140
Section A09
10/15/15
Physics 2CL Lab 2
Section 4 Demonstration: Construction of a Capacitor
1 (a) How does the shape of the foil affect the capacitance? Would it still be a capacitor if the foil and
Mylar took on a differ
Physics 2CL Lab Report Guidelines
1
Introduction
These are a set of guidelines to help you get started writing your lab reports
for 2CL. It is, by no means, exhaustive but should provide a basis for improving your scores. Your TAs may require something mo
Physics 2CL Lab Rubric
Lab 1
Worksheet
Please complete the following worksheet questions in the space provided. You
may type your answers if youd prefer. On any calculations be sure to show
all work to receive full credit and circle your final answer. You
Section 3
1. Compute the resistances of the 60W and 100W bulbs. How much power [ 12]
do they dissipate when configured together in series with a US outlet?
P=
V2
Watts
R
R=
V
P
R60W
2
1202
60
= 240
( 120 )2
R100W= 100 =144
When configured together in ser
Section 3
1. Compute the resistances of the 60W and 100W bulbs. How much power do they
dissipate when configured together in series with a US outlet?
Resistance of 60W Bulb
V
P
R
Resistance of 100W Bulb
2
2
R
(110V )
202
60W
R100W
(110V ) 2
121
100W
Resi
Section 3
1. What effect does folding the foil in half have on capacitance? Explain this both in
terms of your observation and in terms of the physics of the capacitor.
Folding the foil in half decreased the capacitance of the capacitor. Since the
formula
Section 3
1. Based off your observation of the Pom-Pom on the Van de Graaff generator, how is
charge distributed on the main sphere of the generator? What happens to this charge
distribution when the grounding rod is brought near, but not close enough to
Drive train/ Sliders, See
details in diagram below
Linear Sliders
String
Backboard (Mounting Board
Double Flange Hub
GM 2 Geared Motor
The goal our team created was to create a
simple, effective, durable, robot. For this
project we designed a robot that c
MOD
b = mod(a,m)
b = a - m.*floor(a./m).
Rem
b = rem(a,m)
b = a - m.*fix(a./m).
Differences Between mod and rem
mod function produces a result same sign as the divisor.
rem function produces a result that has the same sign as the dividend.
mod(a,0) return
Chap. 34
Mirrors, Images
Mirror Equation
You can mathematically relate the object distance, p, and
the image distance, i, by using similar triangles.
This gives us the
following
relationship:
1 1 2
+ =
p i R
But since f = R/2,
we get:
i
1 1 1
+ =
p i f
wh
Introduction
Welcome to Dance & Theater 4D!
Introduction
Welcome to Physics 2C!
Physics 2 is a four quarter course designed as an
introduction into basic physics for students in
the engineering and the physical sciences.
Physics 2C in particular will focu
Chap. 17-33
EM waves, Polarization
"If Dracula cant see his reflection in the mirror, how come his
hair is always so neatly combed?"
-Steven Wright
EM Waves
A special type of wave is the electromagnetic wave.
Accelerated charges produce electromagnetic wa
Chap. 17, 33
Sound, Doppler Effect, EM
waves
"If Dracula cant see his reflection in the mirror, how come his
hair is always so neatly combed?"
-Steven Wright
Clicker Question 17A-2
The speed of a sound wave is determined by:
A) its amplitude.
B) its inten
Physics 2C Winter16: Quiz 5
Version A
The facts
1. The water in a garden hose is at a gauge pressure of 210kPa and is moving at negligible
speed. The hose terminates with a sprinkler system consisting in very small holes. What is
the maximal height reache