PHYS 122 Lecture Log
Date Text to be read BEFORE class Topics Covered Notes
Aug. 27 None Temperature scales, specific heat Lecture on the 29th, but Section recitations begin on Tuesday, Sept. 2
Aug. 29 All of Chapter 19 Specific heat ( continued), phase transformations Remember to read the assignment before coming to class
Sep. 3 Chapter 20 Work, First law of thermodynamics, internal energy of an ideal gas, isothermal expansions
Sep. 5 Chapter 20 and 21 ( Sec. 4) adiabatic expansions, Second law of thermodynamics, Carnot cycle HW#1 Due Monday at 11:06am sharp
Sep. 8 Chapter 21 Non-Carnot cycles, Entropy HW#2 Due Monday Sep. 15
Sep. 10
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More on entropy HW#2 due on Monday Sep.15 at 11:06am
Sep. 12
Chapter 22 and Chapter 23
Electric charges and Coulomb's law; Definition of electric field HW#2 due Monday at 11:06am sharp
Sep. 15 Chapter 23 Charge conservation: positron annihilation; E as vector sum of E's for several point charges
Sep. 17
Chapter 24
Field away from an infinite line of charge and a ring of charge( by direct integration ): Gauss's Law HW#3 Due next Wednesday
Sep. 19
Class cancelled due to Hurricane
Sep. 22
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Field due to infinite sheet, uniformly charged sphere, concentric spheres; conductors vs. insulatiors
Sep. 24
Chapter 25
E(r) for concentric spheres, both insulators and conductors: Use of Gauss's Law: Define electric potential HW#4 assigned, Exam reminder: Exam I is on Friday Oct. 3
Sep. 26
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Electric potential calculations: parallel plates, dipole, concentric cylinders; Operation of a Geiger Counter, Lightning Rods HW#4 due next Wednesday: KEEP A COPY OF THIS ASSIGNMENT AS YOU WILL NOT HAVE IT GRADED BEFORE EXAM I
Sep. 29
Chapter 25
Potential of a diploe, computation of V(r) from E(r) Exam reminder: Exam I is on Friday Oct. 3
Oct. 1
Chapter 25
Millikan oil drop experiment, Rutherford model of atom, Definition of capacitance Exam reminder: Exam I is on Friday Oct. 3
Oct. 3 EXAM I
Oct. 6
Chapter 26
Multiple-plate capacitors, capacitance of coaxial cable, effect of dielectric, energy stored in a capacitor HW#5 assigned
Oct. 8
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Forces on capacitor plates, application: personal radiation monitor; series and parallel combinations of capacitors HW#5 is due on Wednesday Oct. 15
Oct. 10
Chapter 27
Capacitance wrap-up: several examples; Current, Ohm's law;Exam questions: solutions part 1 HW#5 is due on Wednesday Oct. 15
Oct. 13
Chapter 27 and 28
Exam questions: solutions part 2; resistivity; Power generation and loss in circuits HW#5 is due on Wednesday Oct. 15
Oct. 15
Chapter 28
Series and parallel resistors; Drift velocity; Kirchoff's laws and multi-loop circuits HW#6 is due on Wednesday Oct. 22
Oct. 17
Chapter 28
Determinants as one way of solving linear simultaneous equations; charge transported in a pulse; series and parallel resistors in a circuit: an example HW#6 is due on Wednesday Oct. 22
Oct. 20
Chapter 28 and 29
Temperature dependence of resistivity; resistance thermometers; Real batteries and terminal potential; RC time constants in capacitor discharge; Magnetic fields HW#6 is due on Wednesday Oct. 22
Oct. 22
Chapter 29
Charged paticles in a constant magnetic field; cyclotron frequency; isotope separators; the measurement of q/m for the electron HW#7 is due on Friday Oct. 31
Oct. 24
Chapter 29
The Hall effect and the measurement of the sign and density of charge in conductors; cyclotrons and the production of high energy charged particles; magnetic forces on current-carrying wires; torque on a current loop HW#7 is due on Friday Oct. 31
Oct. 27
Chapter 30
Magnetic dipole moments; Production of magnetic fields; Biot-Savart law HW#7 is due on Friday Oct. 31
Oct. 29
Chapter 30
Biot-Savart law; finite and infinite straight wire segments carrying current; square and circular loops; Helmholtz coils HW#7 is due on Friday Oct. 31
Oct. 31
Chapter 30
Helmholtz coils - uniformity of field at center; Ampere's law; Application of Ampere's law to infinite wire, solid cylindrical conductor, solenoid; B for finite-length soleniod: integration method; power vs. field strength in solenoids HW#8 is due on Friday Nov. 7
Nov. 3
Chapter 30
Ampere's law; application to solenoids HW#8 is due on Friday Nov. 7
Nov. 5
Chapter 30
Real-life finite solenoids; power dissipation; maximum fields attainable
Nov. 7
Chapter 31
Magnetic flux; several geometries; change in flux by: motion, orientation, current change; Induced potential; Faraday's and Lenz's laws
Nov. 10 Exam II
Nov. 12 Chapter 31 Mutual inductance; motional EMF's HW#9 due Nov. 21
Nov. 14 Chapter 31 Self Inductance
Nov. 17 Chap. 32 and Handout on Magnetic Properties Atomic magnetic moments; diamagnetic behavior
Nov. 19 Chap. 32 and Handout on Magnetic Properties Paramagnetism and Ferromagnetism HW#9 Due on Friday Nov. 21
Nov. 21 Chap. 31 and Chap. 33 Movie: A magnet laboratory; Time constants in RL circuits
Nov. 24 Chap. 31 and Chap. 33 Energy stored in an inductor; LC oscillations; Phase relationships between V(t) and I(t) HW#10 Due on Friday Dec. 5
Nov. 26 Chap. 33 Reactances: resistive, inductive and capacitive; total impedance in an RLC series circuit; AC resonance HW#10 Due on Friday Dec. 5
Dec. 1 Chap. 33 Imax as a function of external frequency; Q of a circuit; on and off-resonance behavior; applications to radio tuning and measurement of small forces HW#10 Due on Friday Dec. 5
Dec. 3 Chap. 33 Average power; rms voltage for an AC signal; Displacement current HW#10 Due on Friday Dec. 5
HW#11 assigned and solutions posted
Dec. 5 Maxwell's equations and the spped of light; Begin course review HW#11 assigned and solutions posted
Dec. 8 Complete course review
HW#11 assigned and solutions posted