Physics 152 Written Homework # 1 Sltns
Problem One (20pts) Consider an infinite plane of charge wherein the
charge per area is
coul/m2 .
(a) If you break the plane up into an infinite number of rings of radius
r, what is the charge of each ring?
Assuming
PHYSICS 152 WHW#5
PROBLEM ONE : Electrons are emitted out of a tungsten wire when the wire
glows from heating up because a current is being passed through it. Because of thermodynamics
the electrons are emitted with a plurality of different speeds. Some o
Physics 152 Midterm Two Review Problems
PROBLEM ONE: (20PTS) Consider the current flowing through the
structure shown. Of interest is the magnetic field due to the current. Calculate the following in
terms of quantities given and relevant physical constan
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2011
Final
1) A (superconducting) solenoid is connected with a battery which has an emf of V . After
the time T the current has reached the value I0 and the battery is replaced by a resistor R.
We dene this at the time t = 0.
a) What is the inductance of the s
Sltns Physics 152 WHW # 6
PROBLEM ONE:
Consider the toroidal configuration of current shown. The inner
radius of the toroid is a and the outer radius of the toroid is b . The thickness of the toroid is (ba). The current in the wire is I and there are N tu
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2011
Spring 152 Midterm Two
PHYSICS 152 MIDTERM TWO
SPRING 2012
BURKE and LU
NAME:
DATE:
PROBLEM
1
2
3
4
5
6
TOTAL
POINTS
1
Spring 152 Midterm Two
PROBLEM ONE:
Consider the current flowing through the structure shown.
Of interest is the magnetic field due to t
Physics 152 WHW # 3 Sltns
Problem One: In the diagram below a point charge +Q is at the origin. It is
surrounded by a spherical conducting shell of inner radius a and outer radius b .
Answer the following in terms of quantities given or a subset thereof.
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2011
Physics 152 Midterm One Spring 2012
Dr. Burke and Dr. Lu Class sections combined
Spring 2012
NAME
:
Sltns
DATE:
PROBLEM
ONE
TWO
THREE
FOUR
POINTS POSSIBLE
20
20
20
20
FIVE
20
TOTAL
100
1
Points Earned
Physics 152 Midterm One Spring 2012
PROBLEM ONE: An el
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2011
Problem 1 (20 points)
1. Wire A, which is of the same length and material as wire B, has twice the diameter of
wire B. If the resistance of wire B is R, What is the resistance of wire A?
A) R
B) 2R
C) R/2
D) R
2. Ifa current of2.0 A is 2.0 A * 20 V 6 V
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2011
!"#$%&$'()*'+,'*.('/'01234156')'
7893'%:'%:$;59&;15<$'2,%=1>'=#'[email protected]'1:'+5%8,#A'B&;1=35'?C'
Problem 1: The circuit shown in the figure contains two batteries, each with an emf and an
internal resistance, and two resistors.
a)
b)
c)
d)
Find the magnitude
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2011
!"#$%&$'()*'+,'*.('/'01234156'7'
89:3'%;'%;$<5:&<15=$'2,%>1?'>#'@A2'1;'+5%9,#B'C3A<32>35'(DE'
Problem 1: A point charge q is permanently positioned at the center of a solid conducting sphere
of radius b . Compute the following in terms of relevant quant
Physics 152 Midterm Two Review Problems
PROBLEM ONE: (20PTS) Consider the current flowing through the
structure shown. Of interest is the magnetic field due to the current. Calculate the following in
terms of quantities given and relevant physical constan
SltnsPhysics 152 WHW # 4
PROBLEM ONE :
A first capacitor of capacitance C1 is initially
charged to a value Q .
(a) What is the initial voltage on the capacitor?
V = Q/C1
(b) What is the initial energy stored in the capacitor?
Q2/2C1
(c) The first charged
Physics 152 Written Homework # 2
Problem One: In the diagram below the inner sphere has radius a and charge per volume r . The
outer sphere has radius b and charge per volume
rn . Use Gauss law to answer the following.
(b)
?
What are the units of ?
(c)
(d
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2015
p. 62
EXP 6  Magnetic Force
angle bracket on its
side and used as
support
Physics 152
soldered connections
between paper clips &
coil
10 turncoil taped
to underside of
balance beam
coin for
counterweight
1.5"
paperclips as
bearings, taped to
top of bal
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2015
generator as a function of time. Finally set Sample Rate to 100 Hz. This means that 100 periodically
spaced data points will be gathered every second for each measurable.
Doubleclick on Voltage, Ch A, on the left column under Data. Change both Measuremen
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2015
p. 44
EXP 4 Directcurrent circuits
Physics 152
PART TWO: RESISTORS AND EQUIVALENT RESISTANCE
Carbon resistors in parallel and series
A typical carbon resistor contains graphite suspended in hardened glue. This is
surrounded by a hard plastic case with c
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2015
Activity 1BLED
You are provided with five different, red, orange, yellow, green, and blue, clear
lightemitting diodes (LEDs). Remove the 1N4001 diode and replace it with one
of the LEDs. The cathode of the LED is where there is a straight cut on the
cyli
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Spring 2015
light c ). When the energy of the electrons is converted into light, you should see a frequency (color)
proportional to this energy. Therefore, red light has the smallest frequency and energy and the blue
light has the largest frequency and energy. (Note
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Fall 2014
He glanced over at where Bruno sat in his long sleeves and widebrimmed hat, reading the Frankfurter Allgemeine
Zeitung, which took eight days to reach him here by mail. Last night, when the house was quiet, William had stolen down the
hall and slipped in
Fundamentals of Physics II: Electricity and Magnetism
PHYS 152

Fall 2014
windows. She stared at her father sitting to the right of Mr. OHanlon, and she did not believe
what she saw. She stared at Henry sitting to the left of Mr. OHanlon, and she did not believe
what she saw
but they were sitting all over the courtroom . Men