Classical Physics Forum

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Join expert classical physics discussion on the principles developed before the rise of relativity and quantum mechanics. Including mechanics, electrodynamics, thermodynamics, optics.

Mechanics

Undergrad Motorized top with internal unbalanced flywheel

Optics

High School Volumetric Holographic Displays

Thermodynamics

High School Using battery energy to heat a battery…

Electromagnetism

High School Electric Fields inside Conductors & Gauss's Law
Graduate Fluids and the no-penetration condition
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Undergrad Interpretation of spatially dependent convective derivative
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Undergrad Understanding Equation (2.34) in Heald and Marion: A Step-by-Step Derivation
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Undergrad Physics -- Need help understanding the concept of resonance please
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Undergrad Problem sets between universities
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Undergrad Higbie's penetration theory in a bubble
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Undergrad How to identify if a system exhibits chaos?
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Undergrad What Are the Best Dimensions and Materials for High Vacuum Transparent Tubes?
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High School Unit Not Homogeneous: Understanding the Formula
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Undergrad Glass Breaking -- What causes this characteristic fracture pattern?
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Undergrad Chaos vs purely exponentially growing systems
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Undergrad Limitations of Dimensional Analysis in Predicting Proportional Relationships
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Undergrad Can the Differential Pass in the Beginning Part of a Change in Vector Product?
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High School Is Math the Key to Understanding Energy Transfer in Waves?
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High School Unlocking Symmetry: The Ultimate Guide to Intuitive Reasoning
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High School Resonance relationship with glass shatter
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Undergrad Relationship between standing wave and resonance?
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Undergrad Debunking the Myth of the Devil's Racetrack in Death Valley
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High School Does any function of the form y=f(x-vt) represent a wave?
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High School Simple machines that are used in Weapons
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Undergrad D'Alembert's Solution – Domain of dependence
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Undergrad Shear Rate in a Rectangular Channel
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Undergrad Using physics to predict the outcome of a roulette wheel
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High School Feeling Earth's Rotation: A Teleported Alien's Perspective
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High School Stretching (tearing) of string
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Undergrad Where does the formula I = -e/T comes from?
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Undergrad What Unit Results from Dividing Joules per Kilogram by Meters?
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Graduate Is this an application of the Virial theom?
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High School How can Greenland lose 269b tons/year and loose only 269km3?
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Undergrad Fourier analysis and the sinusoidal plane wave
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High School What is the direction of the wind based on flag direction
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High School What do the d and p symbols mean in physics
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Undergrad History of brachistochrone and catenary
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Undergrad What is the significance of bandwidth in hydraulic transmission lines?
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High School Why does end correction in pipes change with radius
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Undergrad How many degrees of freedom does a swan's neck have
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Undergrad Understanding the Development of Laminar Jet Flow - Tips from Experts
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High School Walter Lewin videos -- why ± 0.5 cm uncertainty why not ± 0.1?
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High School How Can You Reattach Broken Glasses Without Reheating the Atoms?
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High School How to specify direction in 3 dimensional world
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High School Hammer / feather moon drop clip
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Undergrad Dissolved gas concentration in undersaturated liquid column
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Undergrad Thin film around circle and ignoring curvature
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Undergrad Measurement precision question
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Undergrad Streamlines around a sphere (qualitative)
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High School Some questions about terminology
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Undergrad Why Does a Fluid Jet Become Unstable at Wavelengths Exceeding Its Perimeter?
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Undergrad What is the significance of calculating the average value of cos?
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Undergrad Original references for Hertz's experiments
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Undergrad Quick brainteaser - Unknown objects and liquid volume/height
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Undergrad Can a Non-Conductor Function as an Antenna for 1 cm Waves?
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Graduate Can someone explain this plot of the Orr Sommerfeld equation?
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High School Is energy transferred as a wave or particle in classical physics?
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Graduate Viscous fluid in granular material (DAPL)
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Undergrad Shrunk and thrown into a blender
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Undergrad Confused about "equal a priori"
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Undergrad How Do You Calculate Error with a Single Measurement in Physics Lab Reports?
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Undergrad Gravitational force at the Earth's centre
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High School Clear definition of microgravity?
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Graduate Stream functions and flow around sphere/cylinder
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Graduate Head Injury at Swimming Pool: Are Pool Tiles at Risk?
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High School Difference between note, tone and mode
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Undergrad The science behind getting stuck in mud
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High School Explaining vector & scalar quantities to a layman
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Undergrad Are there always multiple copies of you walking just beside you?
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Undergrad Vortex Experiment: Can Vacuums Create a Vortex?
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Undergrad So is all energy a function of one of the 4 forces?
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High School Struggling to understand a consequence of Pascal's priciple
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Graduate Understanding the Young-Laplace Equation: A Derivation and Explanation
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Undergrad General question about math required to do david morins book
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Undergrad What is “normal” about normal frequencies and normal modes?
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High School I don't understand how this was manipulated
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Undergrad Physical Meaning of complex wavenumber?
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High School What is this physics classroom object?
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Undergrad Longitudinal Waves: Compression & Rarefaction
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High School Whatever Happened to the Bell V Interferometer for Gravitational Waves?
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Undergrad Meniscus Formation: Increase Free Surface Area of Water
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Undergrad Why Do Standing Waves Form with Two Free Ends?
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High School What is the relationship between the labeling system and resistivity of pencils?
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High School How many joules expended for a push up?
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Undergrad Understanding Poiseuille Equation
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Graduate What Makes Vibrations So Common in Nature?
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Undergrad If fields fill all of space, how do they have room to move?
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Undergrad How can we distinguish classical physics and modern physics?
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Undergrad Is Energy Size-Dependent or Just an Abstract Concept?
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Undergrad Crum's shell effect - visualisation needed
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Graduate Discover the Mystery of the Rotating Cylinder Phenomenon
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Undergrad What is "making the time integration redundant"?
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Graduate Ondes Planes : Explication et Signification
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Insights Frequently Made Errors in Vectors - Elementary Use - Comments
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Undergrad Bubble cavitation - what does a dash mean?
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Undergrad Can This Equation Be Simplified with Exponential Derivatives?
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Undergrad Is it possible to suck air out of drilling hole completely?
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Graduate The Wiedemann Effect: Magnetization Inducing Torsion?
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Undergrad Where Does the Energy in a Standing Wave Go?
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Graduate Landau's Books - Vibration - flexible string
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Graduate Normalization of a pair distribution function
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Undergrad Definitive measurement that determines state of matter?
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Undergrad Area of Ring Element: Puzzling Out dA
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Graduate Wave Equation for Circular Waves
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