CHAPTER 26 ELECTROSTATIC ENERGY AND CAPACITORS
Section 26-1: Problem
1. Three point charges, each of + q , are moved from infinity to the vertices of an equilateral triangle of side l. How much work is required?
Energy of a Charge Distribution
Solution
Th
PART 4 ELECTROMAGNETISM CHAPTER 23 ELECTRIC CHARGE, FORCE, AND FIELD
ActivPhysics can help with these problems: Activities 11.111.8 Section 23-2: Problem
1. Suppose the electron and proton charges differed by one part in one billion. Estimate the net char
CHAPTER 28 ELECTRIC CIRCUITS
ActivPhysics can help with these problems: Section 12, DC Circuits Section 28-1: Problem
1. Sketch a circuit diagram for a circuit that includes a resistor R1 connected to the positive terminal of a battery, a pair of parallel
CHAPTER 30 SOURCES OF THE MAGNETIC FIELD
ActivPhysics can help with these problems: Activities 13.113.3, 13.5 Section 30-1: Problem
1. A wire carries 15 A. You form the wire into a single-turn circular loop with magnetic field 80 T at the loop center. Wha
CHAPTER 39 INSIDE ATOMS AND NUCLEI
ActivPhysics can help with these problems: Activities 17.317.6 Section 39-1: Toward the Quantum Theory
Useful numerical values of Plancks constant, in SI and atomic units, are: h = 6.626 10 34 J s = 4.136 10 15 eV s = 12
CHAPTER 27 ELECTRIC CURRENT
Section 27-1: Problem
1. A wire carries 1.5 A. How many electrons pass through the wire in each second?
Electric Current
Solution
The current is the amount of charge passing a given point in the wire, per unit time, so in one s
CHAPTER 25 ELECTRIC POTENTIAL
ActivPhysics can help with these problems: Activities 11.9, 11.10 Section 25-2: Problem
1. How much work does it take to move a 50- C charge against a 12-V potential difference?
Potential Difference
Solution
The potential dif
CHAPTER 24 GAUSSS LAW
ActivPhysics can help with these problems: Activities 11.411.6 Section 24-1: Problem
1. What is the net charge shown in Fig. 24-39? The magnitude of the middle charge is 3 C.
Electric Field Lines
Solution
The number of lines of force
Question 1 20 our one pott'tl!
A charged capacitor, C = 30 trF. is connected to a resistor, R = 120 Q. How much time will elapse until the voltage falls to 25% of its original cfw_maximum
value?
Report your answer in units of milliseconds (ms).
Selected A
MeggieZhang
PhysicsLab5
ProfessorAli
March10,2017
CoulombLab
Objective
The objective of this lab is to use video analysis to show Coulombs inverse square law. The
video demonstrates a charged sphere at the end of a rod approaching another charged sphere
s
Yelena Nichols
Albany College of Pharmacy and Health Sciences
Physics 212, 8:00am Thursday Lab Section F
Thursday December 1, 2016
Lab 10: Archimedes Principle
Objective:
The purpose of this lab is to determine the specific gravity of various metal object
Yelena Nichols
Albany College of Pharmacy and Health Sciences
Physics 212, 8:00am Thursday Lab Section F
Thursday October 27, 2016
Lab 7: Static and Kinetic Friction
Data & Analysis
Part One:
Mass of Block = 0.0276 kg
Part Two:
Table One: Static Friction
Meggie Zhang
Physics Lab 7
Professor Ali
April 7, 2017
RC Circuits
Objectives:
A capacitor starts charging when connected to a battery and in series with a resistor.
When the battery is taken out of the circuit, the capacitor start to discharge. Both char
Lab 6: Ohms Law
Micah Tamaray
Dr. OBrien Section G
March 24, 2016
Objectives:
The purpose of this lab was to demonstrate Ohms law by measuring the voltage and
current of wire coils and by determining electrical resistance. The resistance of the resistors
Yelena Nichols
Albany College of Pharmacy and Health Sciences
Physics 212, 2:00pm Thursday Lab Section C
Tuesday February 20th, 2017
Lab 4: The Pendulum: Approximate Simple
Harmonic Motion
Objective:
The objective of the approximate simple harmonic motion
Yelena Nichols
Albany College of Pharmacy and Health Sciences
Physics 212, 2:00pm Thursday Lab Section C
Tuesday February 7th, 2017
Lab 3: Newtons Law of Cooling
Objective:
The purpose of this lab was to demonstrate that time dependence of temperature is
Yelena Nichols
Albany College of Pharmacy and Health Sciences
Physics 212, 8:00am Thursday Lab Section F
Thursday November 10, 2016
Lab 9: Conservation of Momentum
Objective:
The aim of this experiment is to determine velocity and momentum of two carts be
CHAPTER 29 THE MAGNETIC FIELD
ActivPhysics can help with these problems: Activities 13.4, 13.6, 13.7, 13.8 Section 29-2: Problem
1. (a) What is the minimum magnetic field needed to exert a 5.4 10 15-N force on an electron moving at 2.1 10 7 m /s ? (b) Wha
CHAPTER 34 MAXWELLS EQUATIONS AND ELECTROMAGNETIC WAVES
Section 34-2: Problem
1. A uniform electric field is increasing at the rate of 1.5 V/m s. What is the displacement current through an area of 1.0 cm 2 at right angles to the field?
Ambiguity in Ampre
Newtons Laws of Motion
We begin our discussion of dynamics (study of how
forces produce motion in objects)
Well use kinematic quantities (displacement,
velocity, acceleration) along with force & mass to
analyze principles of dynamics
What is the relati
Version 001 HW 20 Circuits C&J sizemore (21301jtsizemore)
This print-out should have 35 questions.
Multiple-choice questions may continue on
the next column or page nd all choices
before answering.
Serway CP 17 13
001 10.0 points
A 1.2 cm length of tungst
PHYS-1401: College Physics-I
HOMEWORK PROBLEMS
CRN 55178
Khalid Bukhari
HW-4
Chapter 4: THE LAWS OF MOTION
PART-A: Hand in your answers in class on scantron on Wednesday 22 September-2010. The questions
have been numbered so you can use the back side of a
IB Physics SL
3.4 Worksheet: 2-D Motion
GOHS
v vo at
Quick Quizzes
1
3.6) Suppose you are carrying a ball and running at
x (vo v)t
2
vox
constant speed, and wish to throw the ball and catch
it as it comes back down. Should you (a) throw the
1
voy
ball at
Physics 121.6 2007/2008
Assignment 6 - Solutions
1. Chapter 6, Problem 8. Consider a conical pendulum
(Fig. 6.3) with an 80.0 kg bob on a 10.0 m wire making an
angle of = 5.00 with the vertical. Determine (a) the
horizontal and vertical components
S. (3 points) A 15 pF capacitor is connected to a 50 V battery and becomes fully charged.
The battery is removed and a slab of dielectric that completely lls the space between
the plates 15 inserted Ifthe dielectric has a dielectric constant of 5.0, what
PART 6 MODERN PHYSICS CHAPTER 38 THE THEORY OF RELATIVITY
Section 38-2: Problem
1. Consider an airplane flying at 800 km/h airspeed between two points 1800 km apart. What is the round-trip travel time for the plane (a) if there is no wind? (b) if there is
Recitation Assignment #1 - Spring 2016
This will be the assignment for your first week in physics lab for the Spring Semester. There
will be 6 problems total and the assignment is worth 60 points. Problems #1, #2, and #6 are
grade calculations and this pa
Recitation Assignment #1 - Spring 2017
This will be the assignment for your first week in physics lab for the Spring Semester. There
will be 6 problems total and the assignment is worth 60 points. Problems #1, #2, and #6 are
grade calculations and this pa
CHAPTER 42 MOLECULAR AND SOLID-STATE PHYSICS
Section 42-2: Molecular Energy Levels Problem
1. Find the energies of the first four rotational states of the HCl molecules described in Example 42-1.
Solution
The energies of rotational states (above the j = 0
Ch. 22 Reflection and Refraction of Light
Ch. 22 Reflection and Refraction of Light
What is light? Light is electromagnetic radiation (wave)
Ch. 22 Reflection and Refraction of Light
What is light? Light is electromagnetic radiation (wave)
Need to defin
Ch. 18: Basic Electric Circuits
18.1 Resistances in Series, Parallel, and Series-Parallel combinations
MAKE SURE to read the Ohms Law lab
Ch. 18: Basic Electric Circuits
18.1 Resistances in Series, Parallel, and Series-Parallel combinations
Resistors in s
Ch. 18: Basic Electric Circuits
18.1: done (before break) 18.2 Not part of this course
Ch. 18: Basic Electric Circuits
18.3 RC circuits
HOME READING and MUST refer to the RC lab
Ch. 18: Basic Electric Circuits
18.3 RC circuits
Charging a capacitor:
As the
Ch. 22 Reflection and Refraction of Light
22.4 Total Internal Reflection: SUMMARY
n2
Case when n1 > n2:
Snells Law:n
1
sin 1 n2 sin 2
Since n1 > n2 it
follows 2 > 1
When 1 increases, then 2
increases. E.g. n1= 3.6, n2= 1.2
n1
When 1 is large enough, 2
1
Ch. 16: Electric Potential Energy and Capacitance
16.3 Capacitance
Capacitor is a device that stores electric potential energy by storing
separated charges (positive and negative )
Many different types of capacitors. The idea is to separate charges:
posit