Physics/Higher Physics 1B

(PHYS1221 & PHYS1231)

Summer Session 2005 - 2006 Lecture Notes

Jump to
Sound Waves / Electromagnetism & Light / Interference / Diffraction / Polarisation
Temperature / Kinetic Theory and the Ideal Gas / Heat and the First Law of Thermodynamics
Special Relativity / Quantum Physics / Wave Nature of Matter / Nuclear Physics
[These will be added as the course progresses]


I. Waves and Physical Optics


Lectures 1 & 2 (12/12/05) - Simple Harmonic Motion

Recap of rotational motion around a fixed axis - page 1 / page 2
Introduction - page 1 / page 2
Examples - page 1 / page 2
Period and Frequency
Energy Considerations - page 1 / page 2
The Simple Pendulum
Damped Oscillations - page 1 / page 2
Key Points


Lectures 3 & 4 (13/12/05) - Wave Motion

Introduction
Wave Classes
Wave Equation
Wavelength and Wave Number
Speed of a Travelling Wave - page 1 / page 2
Wave Speed on a Stretched String
Power and Intensity in a Travelling Wave - page 1 / page 2
Principle of Superposition
Interference of Waves - page 1 / page 2
Standing Waves - page 1 / page 2
Resonance*


Lectures 5 & 6 (19/12/05) - Sound Waves

Introduction
Speed of Sound - page 1 / page 2 / page 3
Pressure Variation and Displacement - page 1 / page 2
Power and Intensity of Sound Waves - page 1 / page 2
Sound Level
Musical Instruments* - page 1 / page 2 / page 3
Beats* - page 1 / page 2
Doppler Effect - page 1* / page 2* / page 3* / page 4* / page 5* / Summary


Lecture 7 (19/12/05) - Electromagnetism and Light

The Electromagnetic Wave
The Electromagnetic Spectrum*
Visible Radiation*
Reflection and Refraction - Introduction / Refractive Index / Total Internal Reflection
Huygen's Principle - Introduction / Derivation of Snell's Law
Doppler Effect for Light


Lecture 8 (20/12/05) - Interference of Light

Introduction
Young's Experiment - page 1 / page 2
Coherence - page 1 / page 2
Double Slit Interference (Phasors)* - page 1 / page 2 / page 3 / page 4 / page 5 / page 6 / page 7 / page 8

Lecture 9 (9/1/06) - Interference (continued)

Thin Film Interference* - page 1 / page 2 / page 3 / page 4 / page 5 / page 6 / page 7 / page 8


Lectures 10 (9/1/06) & 11 (10/1/06) - Diffraction

Introduction
Single Slit Diffraction - page 1 / page 2 / page 3
Intensity of Single Slit Diffraction - page 1 / page 2 / page 3 / page 4
Diffraction From a Circular Aperture - Introduction* / Resolving Power (Rayleigh Criterion)* / Applications / e.g. Parkes cf. VLBI / VLBI Network
Diffraction from a Double Slit - page 1 / page 2 / page 3 / page 4
Multi Slit Diffraction Grating - page 1* / page 2* / page 3
X-Ray Diffraction* - page 1 / page 2 / page 3 / page 4 / page 5


Lectures 12 & 13 (10/1/06) - Polarisation

Introduction - page 1 / page 2
Polarising Filters* - page 1 / page 2
Law Of Malus* - page 1 / page 2 / page 3 / page 4
Example* - page 1 / page 2
Polarisation by Scattering* - page 1 / page 2 / page 3


Lectures 14 & 15 (16/1/06) - Polarisation (continued)

Polarisation by Reflection* - page 1 / page 2 / page 3 / page 4 / page 5
Circular & Elliptical Polarisation* - page 1 / page 2
Birefringence* - page 1 / page 2 / page 3 / page 4 / page 5 / page 6 / page 7 / page 8


2. Thermal Physics

Lecture 16 (23/1/06) - Temperature

Temperature and Thermal Equilibrium
Measuring Temperature - page 1 / page 2
The Absolute Temperature Scale
Thermal Expansion - page 1 / page 2


Lecture 17 (24/1/06) - Kinetic Theory and the Ideal Gas

Macroscopic Properties of an Ideal Gas - page 1 / page 2
The Ideal Gas
The Kinetic Interpretation - page 1 / page 2 / page 3 / page 4 / page 5
Work Done by an Ideal Gas - page 1 / page 2


Lectures 18 & 19 (24 & 30/1/05) - Heat and the First Law of Thermodynamics

Heat and Internal Energy
Heat Capacity and Specific Heat
Latent Heat / examples
The First Law of Thermodynamics
Thermodynamic Processes
Specific Heat Capacity of an Ideal Gas - page 1 / page 2
Adiabatic Processes for an Ideal Gas - page 1 / pa ge 2
The Transfer of Heat - page 1 [derivation for 2 slabs] / page 2


3. Modern Physics

Lectures 20 & 21 (30 & 31/1/06) - The Special Theory of Relativity

Galilean Relativity - page 1 / page 2
The Michelson-Morley Experiment - page 1 / page 2 / page 3
Consequences - Time Dilation1 / Length Contraction
Lorentzian Transformation Equations - page 1 / page 2
Transformation of Velocities / example
Relativistic Mechanics - Linear Momentum / Energy / E = mc2 / Photon Energy & Momentum


Lectures 22, & 23 (31/1 & 6/2/06) - Light and Quantum Physics

Thermal Radiation
Black Bodies
Planck Function - page 1 / page 2
Quantisation of Energy - page 1 / page 2
The Photoelectric Effect - page 1 / page 2 / page 3 / page 4
The Compton Effect - page 1 / page 2
Line Spectra - example 1 / example 2 / Balmer Series


Lectures 24 & 25 (6/2/05) - The Wave Nature of Matter

The Bohr Atom - page 1 / page 2 / page 3 / page 4 / page 5
The Wave Behaviour of Particles - page 1 / page 2
The Compton Shift Explained - page 1 / page 2
Wave Packets and Particles - page 1 / page 2 / page 3 / page 4
The Double Slit Experiment / Electron Diffraction
Heisenberg Uncertainty Principle - page 1 / page 2

Lectures 26 & 27 (7/2/06) - Nuclear Physics

Discovering the Nucleus - page 1 / page 2 / page 3
Nuclear Size and Structure - page 1 / page 2
Nuclear Properties
The Atomic Mass Unit
Nuclear Stability - Radioactivity / Half-Life
Alpha Decay / Beta Decay / Carbon Dating
Nuclear Fission / Nuclear Fusion - page 1 / page 2

Last week (13 & 14/2/06) - Revision

Revision of past papers and tutorial questions in the usual place.

Tests 2 and 1R - Tuesday 21st February
Summer Session Final Examination
PHYS1231/Higher Physics 1B and PHYS1221/Physics 1B
Tuesday 21 February, 08:45am to 12:00 noon
Mathews Building Rooms 102 and 104

Those doing Test 1R will need a protractor and ruler

GOOD LUCK!


Other Useful Links

*Notes highlighted are courtesy of John Webb and taken from here.
Joe Wolfe's lecture notes

Tutorials and past papers
2005 papers:    Paper 1  Solutions     Paper 1R  Solutions     Paper 2  Solutions    
2006 papers:    Paper 1       Paper 1R       Paper 2      

[draft versions]

eXTReMe Tracker Last updated 19/5/06, Steve Curran