Physics
4B

Lectures:

Lab
lecture on the oscilloscope

4B Lab Manual

4B Lab Manual Classic

A few past full exams and finals with, and without, solutions:

First exam solution archives (separate pages)

Second
exam solution archives (separate pages)

Consider
watching the famous Walter Lewin MIT lectures as compliment to the lectures.

**Charge,
Coulomb's law, and the electric field **

**Chapter 23 in Serway:**

Find the radius of an atom given the charge values and
the kinetic energy of the orbiting charge.

Find the E field along the perpendicular bisector
of two negative source charges using symmetry.

Find the E field along the perpendicular bisector of two negative source
charges not using symmetry.

The time of flight of a charge released in a non uniform electric field.

Find the electric field from two point sources.

Finding the electric field maximum along
the perpendicular axis of a dipole.

Finding the electric field at a point away from a
line of charge.

**E
fields from continuous distributions of charge and torques on distribution**

**Still Chapter 23:**

The torque from a uniform
electric field on a two charge system.

Finding the electric field at the center of
a half ring of charge page 1

half ring of charge page 2

Finding the electric field along the line of a
finite length of charge.

Another problem in finding the electric field from a line
of charge.

The force on a rod of charge perpendicular to an
infinite line of charge.

**Gauss's Law for electric fields**

**Chapter 24:**

"E in" and "E out". A visual aid to
understanding it.

Finding the electric field inside a uniformly charged
spherical dielectric with a hollow cavity.

Finding the electric field at the center of a
hemispherical shell of uniform charge distribution.

Finding the electric field at a point inside an offset
spherical cavity within an otherwise uniformly charged dielectric sphere.

Finding the electric field inside a
non-uniformly charged dielectric sphere using Gauss's Law.

Finding the electric flux through a plane area
from a non-uniform electric field.

Finding the electric flux through a plane area from
another non-uniform electric field.

**Electric
Potential and Energy **

**Chapter 25:**

Finding the potential due to two equal rings of charge along their common axis.

Finding the potential to the left of two negatively charged infinite and parallel sheets of charge

Finding the external work necessary to
move a charge at constant kinetic energy through a given distance with two
other fixed charges present.

Finding the final surface charge density
on one initially charged sphere after it is connected with another initially
charged sphere

Finding the potential along the perpendicular bisector of a charged rod of length l.

The electric potential anywhere in a plane perpendicular to a finite line segment of charge

**Capacitance
and more energy **

**Quiz 5 problem set: But no quiz, just an exam.**

**Chapter
26:**

Finding the
total energy stored in a charged solid dielectric sphere using energy density.

A weird but effective summary of many ideas and equations in electrostatics.

**Exam
1 now. Topic: electrostatics (given after about thirty lectures)**

**DC
Circuits **

**Chapter 27 and 28:
**

Finding the resistance of a thick spherical shell

Finding the maximum power delivered to a load resistor by two real batteries in parallel

A problem on a resistor dissipating heat while a capacitor is charging.

A solution for a resistor capacitor circuit.

Finding the voltage across a capacitor when it is fully charged and in paralell with a resistor.

**The
Magnetic Force**

**Chapter 29:**

Finding the magnetic moment of a spinning
spherical shell of charge

Finding the radius of the helix a charge is moving
in a magnetic field

Finding the magnetic moment of a spinning disk.

Finding the magnetic force on a half circle of current.

Seven pages of notes taken by a student covering
some properties of the magnetic force and its application to the basic
design of a

velocity selector, a mass spectrometer, and a cyclotron. And also, the
beginnings of the magnetic force on a current
carrying wire.

page one

page two

page three

page four

page five

page six

page seven

The solution to the magnetic torque holding a disk stationary on an inclined
plane.

page one

page two

page three

page four

**Creating magnetic fields: Gauss's Law for magnetism,
Ampere’s Law, and the Biot-Savart Law**

**Chapter 30:**

The force on a rectangular current loop from
an infinitely long straight line of current.

Finding the magnetic field within a
current carrying cylnder

**Faraday's Law:**

No Quiz set for this, just an exam
instead.

**Chapter 31:**

The emf induced in a rotating rod in a magnetic
field.

Finding the terminal velocity of a loop falling through a magnetic field

The magnetic flux through a rectangle from straight line current source.

**Exam 2 **(given during the last week
of class)

**Inductance
and AC: **

**Chapter 32 and 33:
**

**Maxwell's
equations and electromagnetic waves: **

Is there ever time for this? No, but the four Maxwell's
equations (all in bold face where mentioned above in the titles) were all
studied during the course.

**Chapter 34:
**