Classical Physics Forum

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

Threads

Graduate References for non-vacuum dispersion relations

  • DrFaustus
  • · Replies 1 ·
Replies
1

High School Transverse Waves: Why They Can't Travel Through Liquids

  • rahuldg11
  • · Replies 3 ·
Replies
3

Undergrad How Does the Inverse Square Law Affect Communication with Distant Spacecraft?

  • Spakfilla
  • · Replies 2 ·
Replies
2

High School Why does heating a cornstarch solution with excess water form globules?

  • WiFO215
  • · Replies 5 ·
Replies
5

Can a Fridge Cool a Room or Will a Canvas Roof Buffer Work?

  • tgkprog
  • · Replies 5 ·
Replies
5

Undergrad Conflicting Answers on W|A for 844200 and Units of Measurement

  • neic
  • · Replies 2 ·
Replies
2

Graduate What Are the Most Fascinating Idealized Entities in Physics?

  • Borek
  • · Replies 1 ·
Replies
1

Graduate Making hair gradually thin toward the tip while rooted to skin

  • SAZAR
  • · Replies 7 ·
Replies
7

Undergrad Maximum number of mutually immiscible liquid phases

  • DaTario
  • · Replies 1 ·
Replies
1

Undergrad Interesting bouyancy theoretical question

  • amnestic
  • · Replies 1 ·
Replies
1

Graduate OMEGA Formula: Integrating to Find the Answer

  • yugo9
  • · Replies 1 ·
Replies
1

High School Classical Physics-Modern Physics

  • Wannabeagenius
  • · Replies 2 ·
Replies
2
  • Poll Poll

Graduate Fe+ Brine Solution forcing by Earth Tides

  • Squatchmichae
  • · Replies 1 ·
Replies
1

Graduate Instant accelelation in travelling wave

  • petermer
  • · Replies 3 ·
Replies
3

Graduate Steady state diffusion with zero density at boundaries

  • mordechai9
  • · Replies 10 ·
Replies
10

High School Understanding Standing Wave Basics for Non-Physicists

  • yerpo
  • · Replies 1 ·
Replies
1

High School What's quality factor in oscillation ?

  • abcdefg10645
  • · Replies 1 ·
Replies
1

High School Why Do Phys Equations Use Squared Signs?

  • majormuss
  • · Replies 2 ·
Replies
2

High School Why does all energy travel in waves?

  • DARKSYDE
  • · Replies 4 ·
Replies
4

Undergrad How to model an ellipsoid rolling on an inclined plane

  • burrkie
  • · Replies 4 ·
Replies
4

Access Needed: Journal "10.1051/jphyscol:1974623" Requested

  • Rajini
  • · Replies 5 ·
Replies
5

Undergrad What if you were in a hollow, extremely strong tube in the middle of a planet?

  • kashiark
  • · Replies 4 ·
Replies
4

Graduate Can constant velocities produce a longitudinal wave?

  • luckis11
  • · Replies 2 ·
Replies
2

Undergrad Gas Animations: Create Videos from Particles Positions

  • shakespeare86
  • · Replies 1 ·
Replies
1

High School Why Mosquitoes Spin After Being Swatted

  • WiFO215
  • · Replies 11 ·
Replies
11

Graduate Relation between occupation probability and first passage probability

  • WiFO215
  • · Replies 4 ·
Replies
4

Graduate Stationary waves energy problem

  • pisatajay2009
  • · Replies 5 ·
Replies
5

Graduate Can the Peclet Number Control Diffusion in Nanoscale Laminar Flow Experiments?

  • ponjavic
  • · Replies 1 ·
Replies
1

Graduate Gauss' Theorem for gravitational force

  • coki2000
  • · Replies 7 ·
Replies
7

Symbols such as derivative symbols

  • delve
  • · Replies 2 ·
Replies
2

Graduate Why is Diffusion Called a Second Rank Tensor Variable?

  • xfshi2000
  • · Replies 5 ·
Replies
5

What is a rheostat and how does it work?

  • waqarrashid33
  • · Replies 2 ·
Replies
2

What is your favorite equation?

  • zeromodz
  • · Replies 6 ·
Replies
6

High School Gravitational force, is it inverse square law?

  • mabs239
  • · Replies 2 ·
Replies
2

Undergrad What Are Dot Products and Vector Cross Products in Mathematics?

  • woodie37
  • · Replies 1 ·
Replies
1

High School Wifi n bluetooth technology how?

  • anvesh111
  • · Replies 2 ·
Replies
2

Undergrad Is the Average Kinetic Energy the Same as the Kinetic Energy?

  • God's Pen
  • · Replies 2 ·
Replies
2

Undergrad Detection of string vibrations using home equipment

  • DudasPL
  • · Replies 1 ·
Replies
1

Graduate Where does the energy disappear to?

  • IPhO' 2008
  • · Replies 4 ·
Replies
4

Graduate How Do Dipole-Dipole Interactions Influence Molecular Behavior?

  • secret2
  • · Replies 6 ·
Replies
6

High School Understanding Tidal Forces: An Overview

  • wofsy
  • · Replies 1 ·
Replies
1

High School Simpler explanations of physics

  • marko33
  • · Replies 11 ·
Replies
11

Graduate Standing waves in surface vibrations in rods?

  • yerpo
  • · Replies 22 ·
Replies
22

YouTube: Perpetual Energy - How do you explain this?

  • VansenS
  • · Replies 2 ·
Replies
2

Graduate Why check compatibility of pressure gradients in Navier-Stokes

  • Saladsamurai
  • · Replies 6 ·
Replies
6

High School When I vibrate one end of a string, the wave is set up?

  • WiFO215
  • · Replies 1 ·
Replies
1

Graduate Circular Drum Head Modes: Understanding Why They Don't Always Follow the Rules

  • RedX
  • · Replies 3 ·
Replies
3

Graduate How Do You Calculate the Standard Deviation of Total Average in MRI ROIs?

  • xfshi2000
  • · Replies 2 ·
Replies
2

Undergrad Conserved Quantities: Role in Physical Systems

  • saravanan13
  • · Replies 2 ·
Replies
2

Undergrad What Are the Emission Spectra Results for H, He, Ne, Hg, and N₂?

  • KBriggs
  • · Replies 3 ·
Replies
3

Graduate Anderson localization - waves experiment

  • saadsarfraz
  • · Replies 1 ·
Replies
1

Undergrad How Does Wind Influence Wave Dynamics on the West Coast?

  • JANm
  • · Replies 2 ·
Replies
2

Undergrad Can Transverse Waves Exist in the Ocean Due to Hydrogen Bonding?

  • pinguthepengu
  • · Replies 2 ·
Replies
2

High School What's the difference between energy and force?

  • kashiark
  • · Replies 11 ·
Replies
11

Graduate Does Energy Decay Occur in Sealed Metal Boxes with Excited Resonant Modes?

  • apoptosa
  • · Replies 1 ·
Replies
1

How to Put Together a Slip-N-Slide

  • diablo_slayer
  • · Replies 1 ·
Replies
1

Graduate Intuitive reason for no gravity in a hollow sphere

  • Bartholomew
  • · Replies 29 ·
Replies
29

Undergrad What does Q have to do with frequencies?

  • johnjaypl
  • · Replies 12 ·
Replies
12

Undergrad Why transverse wave cannot propagate in a gas or in liquid?

  • sphyics
  • · Replies 8 ·
Replies
8

Undergrad Understanding Solid Angle and its Relation to s=rθ

  • hasanhabibul
  • · Replies 3 ·
Replies
3

Graduate Understanding Purcell's Cube: Attraction to Mass Center?

  • fluidistic
  • · Replies 3 ·
Replies
3

Undergrad Why Does Density Affect Velocity of Sound?

  • hasanhabibul
  • · Replies 1 ·
Replies
1

High School Harness Infinite Energy with Magnets in Space

  • menniandscience
  • · Replies 15 ·
Replies
15

Graduate Linear and Schoenberger wave formulas for 20 ft ocean waves

  • Governor
  • · Replies 12 ·
Replies
12

Graduate Laplace Equation on semi-infinite plate

  • ZombieCat
  • · Replies 2 ·
Replies
2

Graduate Where does exp(-4pi^2) appear in physics?

  • franoisbelfor
  • · Replies 10 ·
Replies
10

Graduate Are Statistical Ensembles Just Mathematical Tools or Realistic Concepts?

  • parton
  • · Replies 1 ·
Replies
1

High School A few questions about different stuff (plus request for a good source to learn)

  • Mad_Eye
  • · Replies 10 ·
Replies
10

Graduate Transforming Real Signals to Complex Representation

  • fisico30
  • · Replies 4 ·
Replies
4

Undergrad Vectors and coordinate transformations

  • rockyshephear
  • · Replies 15 ·
Replies
15

Undergrad No prefix: What is the energy required to ionize air?

  • Alex Schaller
  • · Replies 3 ·
Replies
3

High School What Does Force Mean in Different Contexts?

  • eranb2
  • · Replies 6 ·
Replies
6

Undergrad The Doppler Effect (in general)

  • Urmi Roy
  • · Replies 64 ·
3
Replies
64

Orthographic critique about an arxiv paper

  • fluidistic
  • · Replies 2 ·
Replies
2

Undergrad What is backpressure in microfluidic devices?

  • frenchero
  • · Replies 2 ·
Replies
2

Undergrad Book recommendations for thermodynamics and plasma physics

  • veselyi
  • · Replies 1 ·
Replies
1

Graduate Is there a func' for ideal x-section area in a resonant beam?

  • silverslith
  • · Replies 1 ·
Replies
1

Undergrad What does a molecule having dipole moment signify?

  • Idoubt
  • · Replies 2 ·
Replies
2

Graduate Young's modulus and bulk modulus of cooked pasta

  • bmbbbh
  • · Replies 4 ·
Replies
4
Replies
1

Graduate Are chaotic systems really determinitistic?

  • SW VandeCarr
  • · Replies 60 ·
3
Replies
60

Undergrad What are the uses of quaternions in Physics?

  • C.E
  • · Replies 3 ·
Replies
3

High School Understanding Modulation: Types and Meaning

  • ecestar
  • · Replies 4 ·
Replies
4

High School U Value of Glass - Get the Facts Here

  • Joellll
  • · Replies 3 ·
Replies
3

High School Calculating calories burned from step count and stride length

  • anoop4real
  • · Replies 1 ·
Replies
1

Graduate What is the Diffusion Tensor for Isotropic Media?

  • Carl140
  • · Replies 3 ·
Replies
3

Graduate Resonant Absorption: Does Material Absorb Wave Energy?

  • Thierry12
  • · Replies 2 ·
Replies
2

High School How do you derive this (E=v/d)?

  • dE_logics
  • · Replies 4 ·
Replies
4

Graduate Why is the shower curtain pulled inward if Bernoulli's law doesn't apply?

  • michelcolman
  • · Replies 11 ·
Replies
11

Undergrad What Are Cells in a Laptop Battery?

  • swraman
  • · Replies 3 ·
Replies
3

Where to find data on hockey stick composition

  • lizglasgow
  • · Replies 4 ·
Replies
4

Stone skipping physics simulation

  • ashkan.afshar
  • · Replies 2 ·
Replies
2

High School Everything is made out of nothing?

  • nix
  • · Replies 22 ·
Replies
22

Graduate Spherical shock wave propagation in liquids

  • Bpapdi
  • · Replies 5 ·
Replies
5

Spring IR Melting: The Raspberry Cane Effect

  • turbo
  • · Replies 1 ·
Replies
1

Graduate Question regarding Helmoltz equation

  • maverick280857
  • · Replies 2 ·
Replies
2

High School What is the difference between induced and influenced ?

  • eranb2
  • · Replies 1 ·
Replies
1

Undergrad Utility of Form factor and Crest factor in an AC waverform

  • dE_logics
  • · Replies 2 ·
Replies
2

1995 Ap Free Response Physics C Solutions

  • twentysix26
  • · Replies 1 ·
Replies
1

If their was a suit that was able to stay hot on the outside of it,

  • afcwestwarrior
  • · Replies 2 ·
Replies
2