Join expert classical physics discussion on the principles developed before the rise of relativity and quantum mechanics. Including mechanics, electrodynamics, thermodynamics, optics.
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Graduate Microscopic difference between gas and liquid
- jostpuur
- · Replies 3 ·
Remote monitoring of patient teperature
- ecestar
- · Replies 10 ·
High School How much helium volume is needed to lift 1 kg?
- nour naser
- · Replies 2 ·
High School How does water pressure affect the body when scuba diving?
- larianne
- · Replies 1 ·
Graduate Can Blade Breakage Be Detected without External Sensors?
- mhabbal
- · Replies 7 ·
Graduate Timescale to propagate a perturbation through a system?
- tonydoss
- · Replies 4 ·
Graduate Why use the analytic signal instead of filtering out negative frequencies
- fisico30
- · Replies 1 ·
High School Why is that an atom doesn't absorb more than the required amount of energy.?
- srikanth
- · Replies 3 ·
Undergrad Harmonic to have an amplitude higher than the fundamental
- p.tryon
- · Replies 1 ·
Undergrad What sensor can control a farm equipment's turns based on distance?
- sganesh88
- · Replies 6 ·
High School Why did a VGA adapter catch fire when plugged into a laptop?
- DeepSeeded
- · Replies 11 ·
Undergrad Converting QNH to height knowing QFE
- itsjustme
- · Replies 9 ·
What is Bulk Phase? French Translation
- nchristedem
- · Replies 1 ·
Undergrad Operational Amplifier Dependencies
- thedemon13666
- · Replies 1 ·
Graduate Why do elastic collision and wave reflection formulas have the same form?
- snoopies622
- · Replies 12 ·
High School Why does snow squeak louder at very cold temperatures?
- AEM
- · Replies 4 ·
Undergrad Is there a way to break down the Culomb?
- swraman
- · Replies 5 ·
Undergrad Is Gauss' Law Applicable to Gravitational Fields?
- iitjee10
- · Replies 1 ·
High School Why does a small bubble shrink when touching a larger bubble?
- iitjee10
- · Replies 7 ·
High School HiI want to create a small ventilator
- shirel
- · Replies 11 ·
High School Why gas molecules are fast but wind and diffusion are slow
- fluidistic
- · Replies 2 ·
Graduate What Are the Correct Units for the Larmor Formula?
- bdforbes
- · Replies 3 ·
Undergrad Which Rubber Ink Filling Method Maximizes Efficiency?
- sr_philosophy
- · Replies 8 ·
Graduate How Can I Boost Creativity in Solving Physics Problems?
- betyoudidntthink
- · Replies 8 ·
Graduate Do gases with positive intermolecular potential behave like pendulums?
- Austin0
- · Replies 2 ·
High School Why Do Molecules Move in the Absence of External Forces?
- prj45
- · Replies 36 ·
Forces on a person attaching to a spinning cylindrical space station
- drcathyc
- · Replies 12 ·
Graduate What is vortex breakdown
- sashankhrao
- · Replies 5 ·
High School Making a solenoid piano with springs and tuning forks
- Minte
- · Replies 3 ·
High School Wind tunnels - A few questions
- jonmah
- · Replies 15 ·
Graduate Why Is Infinite Velocity Characteristic of Diffusion Processes?
- fisico30
- · Replies 1 ·
Undergrad Physics of BP Cuffs: Understand the Pressure Reading
- mwaso
- · Replies 3 ·
Undergrad Max Amplitude of Underdamped Oscillation
- vsharma88
- · Replies 1 ·
Graduate How Does Infinite Matter Distribution Affect Gravity in a Mineshaft?
- PaulDent
- · Replies 8 ·
High School What is the exact definition of a wave?
- granpa
- · Replies 18 ·
Table Tennis Topspin/Chop questions
- Skhandelwal
- · Replies 10 ·
Undergrad Can Objects Float in Mid-Water?
- virtueboy15
- · Replies 2 ·
Graduate General measure of chaoticity of a system?
- Gerenuk
- · Replies 1 ·
High School What is a 3-vector?
- fisico30
- · Replies 6 ·
High School What is the Degree of Order in Parallel Lines?
- eranb2
- · Replies 5 ·
Undergrad Can mass be measured directly in the absence of gravity?
- phyzmatix
- · Replies 18 ·
Undergrad How Does Adding Sand Affect Longitudinal Wave Displacement in Water?
- Carter2x
- · Replies 2 ·
Undergrad Formula conventions and energy question
- tony873004
- · Replies 2 ·
Graduate The property of impenetrability
- xavier_r
- · Replies 7 ·
Where Can I Find Classic Works of Physics and Sciences Online?
- artie
- · Replies 3 ·
Undergrad How does dissvoled gas bubbles move in solution?
- rudolflai
- · Replies 1 ·
Graduate Predicting Contact Surface of Pressurized Balloons: Energy Minimization Method
- ice109
- · Replies 3 ·
Graduate Hard sphere model in colloidal and polymer fluids
- germana2006
- · Replies 6 ·
Graduate Solving Striae in Kundt Tube Vibrations
- DaTario
- · Replies 4 ·
Nostalgia for a Physical Thing That No Longer Exists
- pedong
- · Replies 5 ·
Undergrad Atmospheric Density - Equation to Model from Sea Level to 200km
- ZachWeiner
- · Replies 5 ·
Undergrad Can Supercooling Have Practical Uses Beyond Hiking Heating Packs?
- Siracuse
- · Replies 2 ·
Undergrad Why can you take the logarithm of K in ΔG = RT ln(K)?
- aniketp
- · Replies 3 ·
Undergrad Headphone sealed for bass, open to midrange
- Loren Booda
- · Replies 2 ·
Graduate Boundary conditions for fluid flow
- Euclid
- · Replies 2 ·
Graduate Calculating Force for Imprinting Photoresist with a Stamp
- Warr
- · Replies 4 ·
High School What factors determine the maximum length of a snorkel?
- yasar1967
- · Replies 4 ·
Graduate Could Gravity Change at Near Absolute Zero?
- qaqtos
- · Replies 9 ·
High School Pink Floyd + Helium: What Would the Sound Be?
- yasar1967
- · Replies 2 ·
Undergrad Why doesn't gravity violate LoCE?
- Crazy Tosser
- · Replies 5 ·
Undergrad Automobile batteries and internal resistesnce
- harini_5
- · Replies 1 ·
High School Why is copper wire not commonly used in potentiometers?
- harini_5
- · Replies 1 ·
Undergrad Roofing felt bubbled up because of cold weather?
- stickythighs
- · Replies 18 ·
Undergrad Diffusion Coefficient of CO2 in Air - Raymond
- vgbraymond
- · Replies 1 ·
Graduate Computing cone equation using data points
- Saeid
- · Replies 3 ·
Graduate What is the definition of correlation and coupling?
- lsloneil
- · Replies 1 ·
Undergrad How do heart valves and reed valves work?
- Samwel
- · Replies 8 ·
High School Why is the middle of ice white?
- Golshan
- · Replies 4 ·
Undergrad Comparison of attraction/repulsion measures
- fer2000
- · Replies 3 ·
High School Are There Any TV Shows or Movies with Outrageous Physics?
- Grimace
- · Replies 2 ·
Undergrad Why Does the Pitch Change When Tapping a Spoon in a Cup of Spinning Coffee?
- garytse86
- · Replies 10 ·
High School Physics extended essay project ideas for grade 11
- danjroman
- · Replies 2 ·
How Important Is Posting in the Correct Online Forum?
- Tom1
- · Replies 1 ·
Undergrad Creating plausible wrong answers for physics questions
- Sourabh N
- · Replies 11 ·
Undergrad The geometric center of the Earth and the center of mass
- pixel01
- · Replies 9 ·
High School Converting density from mol/L to kg/m³
- Stupid_Engine
- · Replies 3 ·
Thane Heins and his free energy machine
- Captain Barbosa
- · Replies 1 ·
Undergrad What is classical physics and what modern theories have disproven it?
- momentum360
- · Replies 8 ·
Undergrad Difference between CM and QM
- shalu
- · Replies 14 ·
Undergrad What does the term Action means in physics?
- Himanshu
- · Replies 9 ·
High School How can I protect an egg from cracking with limited materials?
- pandabento09
- · Replies 6 ·
Graduate Will a superconducting dynamo in space produce free energy?
- johnfullerroot
- · Replies 19 ·
Undergrad Calculating Calories Used Running
- pman
- · Replies 6 ·
High School Litteraure about Waves and Oscillation
- crillegs
- · Replies 3 ·
Undergrad Speed of Sound vs Light - Possible?
- aman malik
- · Replies 11 ·
High School Did Pascal Conduct the Barrel Experiment?
- hamilton333
- · Replies 2 ·
High School Um, first of all, why was my post locked? all i wanted was to know how
- tc_kid
- · Replies 3 ·
Undergrad What do we mean by the speed of spherical waves?
- pardesi
- · Replies 10 ·
Undergrad Why is gravity so weak if matter is mostly empty space?
- BosonJaw
- · Replies 6 ·
Graduate How can Green's function be used to calculate charge density of states?
- Tanja
- · Replies 3 ·
Graduate Helium diffusion through metals
- hdsz243
- · Replies 1 ·
What do pull and push mean in this diagram?
- stmartin
- · Replies 1 ·
High School Trying to understand absolute uncertainties in geometric shapes
- memsces
- · Replies 1 ·
Undergrad Why are the calculated energies for two oscillating waves not equal?
- thuanthuan
- · Replies 1 ·
Undergrad Understanding Green's Theorem: An Overview
- gouranga
- · Replies 2 ·
Undergrad Lissajous Figures Applications
- ecthelion4
- · Replies 4 ·
Graduate Spontaneous wavefronts in a flat flow
- gbell
- · Replies 2 ·
Undergrad Topics re harmonic oscillators
- radiogaga35
- · Replies 2 ·
Gravity is negative for example (-0.1)
- vvt
- · Replies 2 ·
Undergrad How Do Mechanical and Electromagnetic Waves Propagate?
- Rainbow
- · Replies 12 ·