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 Understanding Negative Energy in Earth-Satellite Systems
- ASG141
- · Replies 1 ·
Undergrad Are Oblique Coordinate Systems More Useful Than Orthogonal Systems in 2-D Space?
- rkmurtyp
- · Replies 6 ·
High School Why Does Ice Float in Water at 9°C?
- pscience
- · Replies 13 ·
High School How can I calibrate my Ohaus cent-o-gram model 311 balance scale?
- tony873004
- · Replies 4 ·
Graduate Fair and unfair N-sided dice in principle.
- Spinnor
- · Replies 6 ·
Undergrad Is the Conservation of Energy a Law or a Fact?
- iantresman
- · Replies 5 ·
Graduate Drawing a gravitational field inside a planet
- MalachiK
- · Replies 10 ·
Graduate Where Do Sections 3.45 and 3.46 in Goldstein's 3rd Edition Originate?
- ASmc2
- · Replies 9 ·
Graduate What is the physical difference between compression waves and longitud
- mikelotinga
- · Replies 4 ·
Graduate Why this solution to the 3D periodic Navier-Stokes?
- davidpurvance
- · Replies 2 ·
High School Why are ice cubes not really cubes, but trapezes?
- Nantes
- · Replies 9 ·
Graduate Vortices, Resonators, and Foam sleeving
- DoYouKnow
- · Replies 2 ·
Undergrad Is there an algorithmic way of drawing phase portraits by hand?
- mjordan2nd
- · Replies 1 ·
Graduate Complex Fourier series of sin (t)
- unscientific
- · Replies 3 ·
Graduate Solving 1D wave equation for a flag (not attatched at both ends)
- Flucky
- · Replies 14 ·
Graduate Predict timbre from First Principles?
- phlegmatico
- · Replies 1 ·
Undergrad Fourier Transform of this function
- unscientific
- · Replies 6 ·
Graduate Can we write icap-jcap=pi/2 ? why or why not?
- AakashPandita
- · Replies 27 ·
Undergrad Is a Sine Wave Defined by Its Physical Shape or Graph Representation?
- san203
- · Replies 1 ·
Undergrad Doppler Shift as Function of MUSIC
- peterblair
- · Replies 3 ·
Fictitious forces in classical mechanics
- greendog77
- · Replies 10 ·
High School Lower energy level more stable why?
- Vivek des
- · Replies 5 ·
Undergrad Constraint-prof V balakrishnan video
- ajayguhan
- · Replies 7 ·
Undergrad What are the Recommended Texts for Understanding Kepler's Laws?
- AntSC
- · Replies 3 ·
Graduate How Much Mechanical Stress Can an Antimatter Drive's Loop Handle?
- nehorlavazapal
- · Replies 2 ·
Graduate Choosing hue for colormap with linear perceived luminance
- atrix621
- · Replies 1 ·
Undergrad Normal modes of a string thought experiment
- Nikitin
- · Replies 1 ·
High School Name of the formula phi cos²θ + phi sin²θ
- agermany
- · Replies 4 ·
High School Roughly, how many kg of fuel do we need to get x lbs into space?
- Kidphysics
- · Replies 1 ·
High School What is the meaning of interaction in science?
- manimaran1605
- · Replies 3 ·
Undergrad Why does resistance change in fluid flow from laminar to turbulent conditions?
- SBMDStudent
- · Replies 9 ·
Graduate Why can k in the Delta Function equation be both positive and negative?
- mathnerd15
- · Replies 5 ·
Graduate What do you think of the terms used in this article?
- swampwiz
- · Replies 1 ·
High School Doppler Effect: Speed Relative to Ground, Source, or Listener?
- Bassel
- · Replies 2 ·
High School Finding north with copper wire
- MmeCurie
- · Replies 2 ·
Graduate Functions dependent on a greater number of parameters
- tobiaszowo
- · Replies 1 ·
Undergrad Relative to What? An Energy Conundrum
- CapnDub
- · Replies 5 ·
Undergrad What is the relationship between intensity and amplitude in a wave source?
- Gauss M.D.
- · Replies 2 ·
Graduate How does radius of point spread function affect reconstruction errors?
- cp05
- · Replies 1 ·
Undergrad Do batting gloves reduce slipping and energy loss when hitting?
- jdibarto
- · Replies 1 ·
Undergrad How does a two open ended pipe resonate?
- iScience
- · Replies 14 ·
Undergrad Relationships between frequency, amplitude and acceleration
- DickT
- · Replies 1 ·
High School How can 2 signals go thru copper wire?
- rogersb
- · Replies 9 ·
Undergrad Time for gas to flow from pressurized chamber to vacuum
- geologic
- · Replies 4 ·
Graduate Why is V=fl a dispersion relationship ?
- parsec
- · Replies 2 ·
Undergrad What Causes Conductive Film on the Surface of Glass?
- iScience
- · Replies 2 ·
High School What psi can be achieved from a 60mph wind
- Cyclonus
- · Replies 4 ·
Graduate Unity hypotenuse model with worldline and Pythagorean treatment
- Lasand
- · Replies 5 ·
Graduate How does the Eötvös experiment achieve such high precision
- davidchen9568
- · Replies 3 ·
Sensitive barometer indicating altitude
- Alfred Cann
- · Replies 2 ·
Graduate On the nature of vacuum and questions thereof
- Lensmonkey
- · Replies 6 ·
Undergrad Explanation of the discrete fourier transform
- u0362565
- · Replies 4 ·
Undergrad Why Do Bounded Mediums Have Specific Eigenfrequencies?
- saumya yadav
- · Replies 3 ·
Graduate Tracing seismic rays - possible intersection
- FermatPell
- · Replies 1 ·
Undergrad Why does perspective skew some lines and not others?
- ed2288
- · Replies 11 ·
Undergrad How does air temperature affect wind turbine noise levels?
- xujipampil
- · Replies 1 ·
Undergrad Basic physics understanding. Could someone explain?
- Ultermarto1
- · Replies 4 ·
Undergrad Why does summing three Fourier components not equal the square wave amplitude?
- jeff.berhow
- · Replies 5 ·
Undergrad Assignment problem applications in physics or chemistry
- martin_z
- · Replies 4 ·
Undergrad Sphygmomonometers energy storage?
- pnorm91
- · Replies 2 ·
High School Why is one mole of oxygen 16 grams and how does Avogadro's number fit in?
- kira506
- · Replies 10 ·
Undergrad What Are the Uses of RC Filters in Advanced Circuits?
- potatocar
- · Replies 6 ·
Undergrad Longitudinal Wave Equation meaning and derivation
- Enterprise D
- · Replies 4 ·
High School Designing a rope-climbing robot for a 2-meter climb
- Timmy D
- · Replies 15 ·
Graduate Modal energy distribution in closed pipe resonance
- quasar44
- · Replies 2 ·
Graduate Standing wave equation phase shift and boundary conditions
- elemis
- · Replies 1 ·
Undergrad Trying to understand granular physics (includes fluid physics)
- EPhantom
- · Replies 1 ·
Undergrad Guitar oscillations? How do they look?
- mahrap
- · Replies 6 ·
Undergrad Are the Frequencies of a Plucked String and the Corresponding Sound Wave Equal?
- SweatingBear
- · Replies 1 ·
High School How many significant figures in 110 km/h?
- e-zero
- · Replies 73 ·
Graduate Standing waves - Wave Equation
- elemis
- · Replies 3 ·
Undergrad Why does a harmonic plane wave have that mathematical form?
- Tosh5457
- · Replies 5 ·
High School Pole vibrations without obvious wind or external cause
- Quinzio
- · Replies 4 ·
Graduate Equation - Wave Equation Derivation Question
- alejandrito29
- · Replies 1 ·
Undergrad Is gravity strongest in center?
- Boy@n
- · Replies 13 ·
Undergrad What are the potential uses for ferrofluids in interactive museum displays?
- Crystian
- · Replies 2 ·
Undergrad Equal probability principle
- Abigale
- · Replies 1 ·
Graduate Dispersion Relation: Beads and String
- mathskier
- · Replies 18 ·
High School Science Fair Ideas - High School Level Ideas Needed
- Roninator
- · Replies 1 ·
Undergrad Where to find sample fluid stirring data?
- muffinman123
- · Replies 1 ·
Graduate 2D Doppler Shift / Relative Velocities
- awelex
- · Replies 1 ·
Graduate Oxygen Flow Through a Concentration Gradient
- TheChannigan
- · Replies 2 ·
Undergrad How to find the phase shift and amplitude ratio
- vtaela
- · Replies 3 ·
Can an astronaut push a space shuttle off course with one movement?
- atyy
- · Replies 8 ·
Undergrad A Few Questions about Resonance
- Daolothe
- · Replies 4 ·
Undergrad Purpose of natural log in gibbs free energy equation
- thedy
- · Replies 13 ·
Graduate Studying Longitudinal Oscillations of a Stick
- Numeriprimi
- · Replies 2 ·
Undergrad What do you know about ion thrusters?
- zachmer
- · Replies 5 ·
Graduate What is the correct way to calculate streamlines of a vector field
- Jonsson
- · Replies 2 ·
Undergrad Can someone verify a computational result for me?
- cowmoo32
- · Replies 2 ·
Undergrad Vacuum chamber for filling bee comb
- challenger
- · Replies 5 ·
Graduate Transverse Wave equation for a string of changing length?
- czechman45
- · Replies 2 ·
Undergrad Classical spin system. Ising model.
- LagrangeEuler
- · Replies 2 ·
Undergrad Mathematical model for hookah air flow
- sydfremmer
- · Replies 9 ·
High School Downloadable incandescent spectrum
- momar
- · Replies 1 ·
High School Why does air density decrease as we go higher in altitude?
- sgstudent
- · Replies 7 ·
High School What sort of experiments can be doen with Graphite ?
- th3whit3fang
- · Replies 8 ·
Undergrad What is a simple rule of thumb for determining beat patterns of multiple waves?
- Happle
- · Replies 17 ·
Undergrad Contact angle of liquid drop on solid surface.
- amk_dbz
- · Replies 1 ·
Undergrad Chemitrails/Contrail and factors
- Numeriprimi
- · Replies 2 ·