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 Curl of velocity vector in rotational motion

Optics

Undergrad Higher magnification calibration slide

Thermodynamics

Graduate Why is 0 K unattainable?

Electromagnetism

Undergrad Small question about constantly accelerating charges
Undergrad Fourier analysis and the sinusoidal plane wave
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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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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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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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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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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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Undergrad The science behind getting stuck in mud
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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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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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Undergrad Physical Meaning of complex wavenumber?
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Undergrad Longitudinal Waves: Compression & Rarefaction
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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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Undergrad Understanding Poiseuille Equation
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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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Undergrad What is "making the time integration redundant"?
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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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Undergrad Where Does the Energy in a Standing Wave Go?
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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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Undergrad Who Plays Saxophone? - Questions on Resonance Modes
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Undergrad How do I determine the exact shape of an airfoil blade for my wind turbine?
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Undergrad Vector Definition: Magnitude & Direction Effects
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Undergrad Basic Fluid Energy: Pressure, GPE & KE
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Undergrad Diffusion = sedimentation at 1g?
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Undergrad Why Does Distance Not Affect Frequency in the Doppler Effect?
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Undergrad Location and intensity prediction of wave energy
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Undergrad How do you calculate a thickness dependant impedance to a so
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Undergrad What exactly does 'x-vt' mean in the wave equation?
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Undergrad Gas solubility in gas versus liquid
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Undergrad Calculating Copper Density: Is My Bar Pure?
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Undergrad Why is the wave equation a second order differential?
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Undergrad Heads or tails? (Question from Feynman lectures)
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Undergrad Is Propulsion Physics Part of Nuclear Physics?
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Undergrad Could 2 dimensional objects fill a 3 dimensional space?
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Undergrad Standing waves on a moving string
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Undergrad Is there a solid with such a low density, it floats in air?
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Undergrad Creating Paints/Colors outside of Visible Range?
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Undergrad Is Sonoluminescence Research Allowed on This Site?
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Undergrad What affects the linear mass density of a string?
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Undergrad Switching between distance variables in a simple seismograph
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Undergrad Cofactor Matrix Confusion: Solving for Minor Determinants
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Undergrad Understanding Resonance: Causes and Effects Explained
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Undergrad Aluminium oxide surface and conductivity?
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Undergrad Can Huygens Principle Be Applied to Waves on a String with Fixed Ends?
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Undergrad Understanding Solitons: How are they different from standard waves?
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Undergrad Solve Physics Puzzle Problem - 200 Puzzling Physics Problems
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Undergrad Is F in P=F/A an average or a sum of all microscopic forces?
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Undergrad Are waves always the sum of sine waves?
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Undergrad Standing Waves and Resonance in Fixed-End Transverse String Vibration
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Undergrad Components of standing wave between harmonic frequencies
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Undergrad What is St. Elmo's fire enrgy source?
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Undergrad Wave Properties: Understand the Physics
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Undergrad What defines density of chemical substances?
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Undergrad What Does Azimuthal Symmetry Mean in Physics?
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Undergrad Suggestions on research paper on artificial satellites
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Undergrad Back to basics: What exactly is an emission spectrum?
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Undergrad Understanding Standing Waves and their Velocity on a String
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Undergrad Does Young's Modulus Vary with Changes in Size?
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Undergrad Difference between wavenumber and wave mode?
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Undergrad Understanding the Relationship Between A and B: A Variation Analysis
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Undergrad Diffusion of Liquid: Explaining the Physics
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Undergrad Molecular Physics: Why is Less Dense Liquid Higher Than More Dense?
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Undergrad Transformation Y-Δ with matrix?
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Undergrad Oscillator driving frequencies
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Undergrad Question about the possible use of waves in a certain device
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Undergrad Question about cylindrical Coordinates
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Undergrad When to use gradient and when to use only one coordinate
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Undergrad Explain Poiseuille's Law - Learn Quickly
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Undergrad Maximizing Power Output with Piezoelements: A Comprehensive Guide
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Undergrad Doppler effect, source and receiver in different media
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Undergrad Would wind tubine on moving automobile pomote inlet efficiency?
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Undergrad Resonance feedback loop on guitar
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Undergrad A question about resonance curve
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Undergrad Do Standing Waves Occur for All Frequencies?
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Undergrad What software can I use to visualize transformations of the plane?
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Undergrad Are Oblique Coordinate Systems More Useful Than Orthogonal Systems in 2-D Space?
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Undergrad Is the Conservation of Energy a Law or a Fact?
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Undergrad Is there an algorithmic way of drawing phase portraits by hand?
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Undergrad Fourier Transform of this function
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