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Participate in expert physics discussion. Discussion on the nature and properties of matter and energy. This area is for topics that don't fit the other categories. Mainstream physics only.
Make a Toy Piston: Find Solution to Inner Can Size Issue
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Calculate the force of an explosion from chemical reaction?
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Flywheel that will simulate a load of .104 slug-feet squared
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Why do we multiply permittivity of vacuum with relative permittivity?
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What is the relationship between mass, velocity, and force in a collision?
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Why Use Plane Waves to Solve Maxwell's Equations?
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Please explain gauge invariance un-mathmatically
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What is this version of the wave equation?
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What is the formula for spacing wire around a conical Christmas tree?
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How did Meitner calculated the amount of energy lost....
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Do Water Immersion and Advanced Technologies Enhance G-Force Tolerance?
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What Causes the Vibrations in a Spinning Toroid?
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Why does height affect the amount of damage an object does?
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How is Stress Generated in a Body Despite Equal Opposing Forces?
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How do we orbit the sun when you can set your origin anywhere....
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What is the final velocity of a particle in a force field around point O?
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Uncovering the Mathematical Evidence Behind the Holographic Nature of Our World
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Can the gravitational force between supertankers affect their steering?
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Stellerator Status: Updates on Data Collection and Press Releases
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B Could Everything on Earth Float Without Spacetime?
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Why Does a Compass Needle Deflect Between Opposing Currents?
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Can I Tip a Can By Spinning a Weight? An Arduino Experiment
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H2O, HDO, D2O equilibrium concentrations
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Can Fraunhofer Single Slit formula be used in this case?
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Calculating Batteries to Power a PC - A Curious Question
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Does cacao powder form another "state of matter"?
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Dimensionally impossible equation
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Do Both Carbon Atoms in Ethane Rotate During Conformation Changes?
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Real-Life Signals: Are They Infinitely Continuous & Differentiable?
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Color of sky based on atmosphere density
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Will Dropping a Cinder Block Really Only Destroy One Block?
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Why Is There a Black Line Moving Across the Screen?
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Deriving the Equation for Area of a Ring
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Gravity on air molecule vs. diffusion into vacuum
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Does time translational symmetry imply H'=0 or E'=0?
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Molecule Size VS Occupied Volume of Gases
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How Does Height Affect the Impact of Falling Objects?
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Hydraulic Force: Input & Output of Multiple Pistons
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Adding Radius of Gyration values?
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Would a Syringe in Space Create a Void Without Resistance?
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How Does the Vector Triangle Principle Apply to Different Physical Quantities?
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Understanding how to decompose series and parallel circuits
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Are nodes on a string perfect nulls?
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Physical meaning of field components in "angle" directions
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How do I calculate the horsepower required to start a vehicle uphill at work?
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Is Sight a 3D Illusion Created by 2D Perception?
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B What Are the Physical Limitations of a Dyson Sphere?
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How to Calculate Light Emitted from an LED Screen
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Does pushing down on a book increase the Normal force?
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Does Gravity Master Accurately Represent Real-Life Physics in Gaming?
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Can ##\mathbf{D}## field only exploit symmetry for linear?
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Why Ships Float: Displacing Water vs Weight in Air
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Cathode ray tube- thermionic emission
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Hall Effect Sensor Basics & Latch Effect Explained
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Do gravitational waves propogate slower when blocked by mass
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Capacitive Reactance: Calculate Xc & V=I*Xc
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Surface Water Adsorption: How Does It Balance Forces?
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Opposing force of pushing air through a duct vs outside it?
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Cutting force (large astronomical body)
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Why does ice grow in the freezer rather than evaporate?
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What Happens When Air is Drained from a Hot Air Balloon with a Solid Shell?
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Types of dipoles and their fields
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Is Gravity Really the Weakest Force in the Universe?
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Why No Net Electric Field Inside a Conducting Sphere?
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Why is a satellite's orbit period independent of its mass?
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Possible non-burning visible beam mock-up?
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Any examples of disagreements leading to new knowledge?
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B The Problem That Riddles Any Radical Thinker: WTH Is Energy
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What we mean when we talk of foundations of physics?
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What is the Definition of Dimension in Mathematics?
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Can I replace 2.5A plug with 5A plug?
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How did Max Planck derive his constant H?
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Skater Ramp Simulation: Potential Energy vs. Position
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Bode plot for first order high pass (RL) - reality vs theory
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Can you calculate V at that point?
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What Causes the Differences in Forbidden Band Gaps Between Electrons in Metals?
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Levarge .... Is that even physics?
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Smallest possible spinning clock?
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Can someone help me to find some data?
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What Do the Parameters in EveryCircuit's Diode Element Mean?
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Beginner Physics: Kinematics Formulas
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About wavefronts/wavelets and the formation of plane waves
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Why isn't a molecule's kinectic energy dependant on mass?
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What Is the Name of the Phenomenon Where Hot Water Freezes Faster Than Cold?
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Calculate the 'Feel' of a Drumhead?
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Do Incandescent Bulbs Flicker at 100Hz or 50Hz?
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Why is a leading figure of 1 so special in uncertainties?
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Is 1/4π built into G, the gravitational constant?
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How is isobaric process physically possible?
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Application of Gas Law at super-low volume
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Conditions for neutral point to exist
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Statics :　Direction of Moments
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Wave Number (k) 2pi/lambda = Radians /Unit Distance ?
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What are some open problems in physics that undergraduates can tackle?
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Calculating force on a punching bag?
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Why does an oscillatory system have a lower bound in energy?
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The number of lines making equal angles with Co-ordinate axes is ?
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Nobel Prize in Physics: Neutrinos Changing Identity, Possessing Mass
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Proof/Explanation to why bullet hits the apple
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Understanding the physical meaning of multiplication, etc
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