Name:
Date:
Directions:
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509
Exam 3
PHYS 212
There are 8 problems on this exam with a total of 100 points.
This exam is closed notes, closed book, closed Internet, and must be done individually.
Included in this exam packet should be one formula sh
Capacitors
Chapter 25
What is a capacitor?
What is capacitance and how is it
calculated?
Energy stored by a capacitor.
Capacitor configurations in circuits.
Capacitors
A device used to store charge.
Inside a Capacitor
- Two parallel plates separated by a
Temperature and The Zeroth Law
Chapter 18:
Sections: 18.1 18.2
Structure of Matter
Solid: Definite Shape and Definite Volume
- molecular motion of molecules about fixed positions
Liquid:No Definite Shape but Definite Volume
- molecular motion is not fixed
The Ideal Gas Law
&
First Law of Thermodynamics
Chapter 18:
Section: 18.5
Chapter 19
Ideal Gas Law
Idealized state for all gas that is at sufficiently low enough density
that molecules do not interact with one another in such a way that
there is no energy
MAE 212 Engineering Mechanics Spring 2017
Homework A04
Determine the unstretched length of spring AC if a force = 100lb causes the angle = 50 for equilibrium.
Cord AB is 3ft long. Take = 60lb/ft.
MAE 212 Engineering Mechanics Spring 2017
Homework A09
Determine the tension in the cable and the horizontal and vertical components of reaction of the pin A. The
pulley at D is frictionless and the cylinder weighs 100lb.
MAE 212 Engineering Mechanics Spring 2017
Homework A10
Determine the magnitude and direction of the minimum force P needed to pull the 75-kg roller over the
smooth step.
Three forces act on the bracket. Determine the magnitude and direction 6 of Fl so that the resultant force is
directed along the positive x' axis and has a magnitude of 700N.
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MAE 212 Engineering Mechanics Spring 2017
Homework A03
(a) Determine the magnitude of the projected component of the 5 kN force acting along the axis BC of the
pipe.
(b) Determine the angle between BA and BC.
MAE 212 Engineering Mechanics Spring 2017
Homework A05
Determine the greatest force F that can be applied to the ring if each cable can support a maximum force of
1000lb.
MAE 212 Engineering Mechanics Spring 2017
Homework A08
1. Two couples act on the frame. If
= 6 ft, determine the resultant couple moment.
2. Read sections 4.7 and 4.8 before doing this problem. Also, review example problems 4.17 4.20.
Replace the three fo
SAMPLE Solutions for Programming Assignment
Date of Submission
MAE 384
Your Name
1. Include problem statement. This can be done using a screenshot of problem statement from pdf
Assignment document or just retype. Make sure that it is readable.
For problem
Fundamental Equations of Statics
Cartesian Vector
Equilibrium
Particle
A = Axi + Ay j + Azk
Magnitude
Fx = 0, Fy = 0, Fz = 0
A = 2Ax2 + Ay2 + A 2z
Rigid Body-Two Dimensions
Directions
Fx = 0, Fy = 0, MO = 0
Ay
Az
Ax
A
=
i +
j +
k
A
A
A
A
= cos ai + cos bj
1. Arr-electron that has a velocity with x component 2.3 x 106 m/s and y component 4.3 X 106 m/s
moves through a uniform magnetic eld with x component 0.042 T and y component -0.16 T.
(21) Find the magnitude and direction of the magnetic force on the elec
Exam 1
PHYS 212
Name: Q23,
Date:
Directions:
5324?"
There are 8 problems On this exam with a total of 100 points.
This exam is closed notes, closed book, closed Internet, and must be done individually.
Included in this exam packet should be one formulansh
This experiment investigates the storage of charge by capacitors when grouped in series.
11. Construct Circuit 3 using the schematic diagram given below. Notice that C1 and C2 are in
series with each other.
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r Inc- .»A l"-
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Crrcur Where
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M
$ Lab: Charges in Motion
-_
Physics 212
heavier positive charge (the nucleus).
10. glace a Icircle of radius 0.25 m on the x-axis, 10.0 meters from the origin. This will act as the nucleus.
"Chor It 80d give It a charge of +79.0e5C. Place a sim
' Resultant x
.
Resultant y
traction of electrtc eld 7 7 6 0+ w 35 so N 9 E Magnitude of Em I
. _ o _
x component of E (NIC) 2 x [0 3 Direction of Em. _
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\.3\° J6009:45/7) FIX 5 3Héx03w578r7.
62:35:)" 5, = é77.f>_éZ§_f/,O.
I
i Lab: Ohmic Devices
Phlisics 212
7. After analyzing the data for each device, write a conclusion that answers whether you think
the dewce should be classied as ohmic or non-ohmic. Explain your choice for each device.
Classication: Ohmic
Expla
_;_=. Lab: Charges in Motion
WW Physics 212
Part I: Simulation of Atomic Orbital Motion.
The system under consideration consists of a negative charge orbiting a stationary positive charge.
1. Open IP and set the following paramet
Lab: Capacitor Circuits
Physics 212
Where q is the charge t d th itoq 3 icy
s ore on e Gapac r. s the en a ' '
electric potential across the capacitor. p mama and v Is the dmerence m
1. Construct Circuit 1 using the schematic diagram given below.
- E t
/
' Lab: The Electric Field from point charges
%
Physics 212
The ElectricV'Farfmmmharges
The purpose of this activity is to calculate the electric eld at various positions from two charges.
/0
For this exercise note the following
KINEMAT
ICS
Uniform Circular
Motion
CIRCLES
Circle- A two dimensional symmetrical polygon
with no vertices. Area = r 2
Sphere- A three dimensional symmetrical
polygon
with no vertices. Volume =
(4/3)r3
Circular- Of, pertaining to, or containing circles.
B
Magnetism
Chapter/Sections:
28.1, 28.6, 28.7, 28.8
29.1, 29.2, 29.3, 29.4
30.1, 30.4, 30.5
Keep in mind:
Electric force and the Magnetic force are manifestations of the
Electromagnetic force.
History
600 B.C. Magnesia, Greece
Naturally occurring mineral w
Electromagnetic Radiation
&
Optics
Electromagnetic Radiation:
A self propagating energy
from the disturbance of a
changing coupled electric field
and magnetic field that travels as
both a wave and a particle
without the need of a medium.
Bender Dazed and
Find the charge on each capacitor given the information found below.
the
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If
an
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1(32
C4
(1
C1 = 1.0 pF
C2 = 5.0 F
C3 = 8.0 pF
c4 = 4.0 |.lF
V = 24.0 V
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