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

I Is calling fictitious forces "not real" just about terminology?

Optics

I How do I stretch a laser from a beam into a sheet?

Thermodynamics

I What thermal cycle would describe the action of a candle carousel?

Electromagnetism

A Reflections at the source point of a transmission line
What is the Net Force on an Angled Surface in a Limited Force Scenario?
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Proving Q & I: Euler's Formula Needed
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Microscopic difference between gas and liquid
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Remote monitoring of patient teperature
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What's the connection between physics and scuba diving?
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What are some experiments combining centripetal force and water properties?
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Can Forces Like Magnetism Be Considered Fictitious in a Rotating Frame?
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Can Blade Breakage Be Detected without External Sensors?
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Time constant for Liquid to Gas flashing off.
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Calculating Couple Moment - Explaining Negative Values
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Timescale to propagate a perturbation through a system?
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Method of Images Question (Concave Geometries)
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Is a bicycle or dirtbike an example of f=ma?
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Mathematical problem is classical question
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Question about Walter Brattain’s field-effect transistor principle.
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Distance-Time Graphs: Negative Gradient Explained
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Energy of driven damped oscillator
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Calculating the Number of Rotations for Offset Central Conductor Magnetization
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Harmonic Functions: Why n>2 Condition Imposed
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Can Immersion in a Liquid with Equal Body Density Mimic Zero Gravity Experience?
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Understanding the Complex Analytic Signal: Benefits and Uses | Forum Discussion
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Has Anyone Invented a Way to Change the Orientation of Force Without a Fulcrum?
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If the sun were to approach the earth
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Why is that an atom doesn't absorb more than the required amount of energy.?
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Wheeler's and Feynman's retarded and advanced waves.
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What is the direction of the Reaction force
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Transient inviscid incompressible pipe flow
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What Force Does an Object Experience Inside a Solenoid?
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Gravitational force between the moon and the Earth
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Harmonic to have an amplitude higher than the fundamental
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Circle Deflection: Calc Outbound Angle After Collision
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What Are the Best Electromagnetism Project Ideas for 9th Grade AP Physics?
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Where Does the Gravitational Constant Come From?
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Fooling around with Hamilton-Jacobi theory: can this be right?
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Combining Differently-Tempered Gases: Calculating Internal Energy Change
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What sensor can control a farm equipment's turns based on distance?
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VGA Adapter Fire Incident: Possible Causes and Prevention Tips
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Ideal gas in the microcanonical ensemble - a subtle point?
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Electric Wire in Earth's Magnetic Field: Tapping into Electromagnetic Energy
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Converting QNH to height knowing QFE
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Action Definition: Integral of Lagrangian Over Time
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Center of gravity vs center of mass
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Transmittance of absorbing multilayer thin-films on an absorbing substrate
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Two rigid bodies combined center of gravity
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Minimum time to stationkeeping, constant Gs
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What limits the speed of a sail boat?
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A Question about Imaging and PSFs
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Double Slit Experiment: Does Slit Thickness Matter?
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What is Bulk Phase? French Translation
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Derivation of the Boltzmann Distribution
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How Do Compression Forces Affect Battery Electrolyte Distribution?
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How Hamilton's equations extremize the action
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Does the derivation of the SHM formula require calculus?
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Understanding Pressure: Forces F1, F2, F3 and Their Effects on Surfaces
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Deflection of a solid body with different cross sectional areas
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Contradiction in Gauss's Law: Analytical vs Intuitive Evaluation
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Diving Board Stress Points: Shear, Compressible, & Normal
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Operational Amplifier Dependencies
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Deriving Linear Wave Equation: Step-by-Step Guide
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Head-on Elastic Collision & Wave-Particle Duality: Is There Something Deeper?
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Cold Weather Makes Snow Squeak: The Science Behind It
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What is the Damping Constant for a Spring in Sea Water?
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Comparing Gravity to Other Forces in Physics
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Alternative Cooling: Use Energy to Lose Energy?
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Verifying Lagrange Equations for Orbit around Massive Body
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Reversible, equilibrium and quasi-static
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Proving Symmetry of Modified Maxwell Equations
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Recurve vs Longbow: Arrow Velocity
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Applying Poisson Equation for Electrostatic Potential in a Spherical Shell
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First Integrals in Classical Mechanics: Definition & Procedure
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What is a Stress Tensor and How is it Used in FEA Analysis?
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Convert Units for Thermodynamics Calculations?
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Conductivity of Copper Against Copper
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Dimensional Analysis - Comparison of exponents
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How Does the Entropy Change During Adiabatic Mixing of Two Gases?
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If the Earth stopped spinning
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Method of images in Griffiths' text
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What Does C Represent in Physics Equation t = C X sqrt(h/g)?
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Using Constant-Volume Specific Heat for Calculating Change of Internal Energy?
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Boundary condition of EM field
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What Aspect of an Electric Charge's Influence Propagates at the Speed of Light?
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Exercises with solutions in theoretical physics
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How to deal with direction on impluse?
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Wind Chill Factor: Definition, Measurement & Impact
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Why do batteries loose omph when it gets cold?
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Calculate Air Temperature During Compression - TurboFast
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Is there a way to break down the Culomb?
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Unraveling the Mysteries of Magnets and Field Lines
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Confusing on permeability and relative permeability
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Method of images with infinite, earthed, conducting plane
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Classical Hamiltonian: Energy Conservation?
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Calculating Gravitational Attraction Between Two Masses in Empty Space
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Why Does the Crystal Model Use Squared Combinations for State Count?
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Energy req'd to compress a gas?
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Energy consumed to create force
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Understanding Eulerian Description of a Continuum
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How Does Gravity Influence Time in Our Universe?
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What do curl/Dovergence of various fields represent?
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