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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.
Undergrad Dimensional Analysis: Torque, Moment of Inertia & Angular Acceleration
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Undergrad How much does the mass of the earth effect moon gravity?
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Undergrad Unifying Gravity: How Physicists Concluded 10-35m Unification
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Undergrad Help understanding internal energy
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Undergrad How Do Supersonic Waves Compare to Subcritical and Supercritical Fluid Flows?
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Undergrad Is it possible to build a phase shifter from RLC components?
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Undergrad Is it possible to image individual air molecules?
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Undergrad How much force is needed to shatter safety glass?
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Undergrad Engineering Design Units & Concepts: Chart & Examples
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Undergrad Is Kirchoff's Theorem Misunderstood in Relation to Power Absorption?
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Undergrad Measuring vacuum w/ hot filament - calculation (pirani gauge)
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Undergrad Fun question: Can this fish swim?
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Undergrad Bicycle Forks: The Role of Curvature in Stability and Steering
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Undergrad I need some *Rust* is iron oxide rust?
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Undergrad Capillary Action: Overcoming Capillary Force with Ions
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Undergrad Focus of Earth's elliptical orbit
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Undergrad Can the Planck equation be derived by considering phonons?
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Undergrad GPS Data Availability - Positions, Clock Readings etc.
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Undergrad Why do we need projection of vectors
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Undergrad Coordinate independent version of "gradient"?
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Undergrad Fire & Combustion: Questions Answered
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Undergrad Regarding the wavevector spread.
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Undergrad Fermat's principle of least time
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Undergrad Forces Between 2 large conductors
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Undergrad Why Do Opposite Charges Attract?
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Undergrad Definition of Field: A Necessary & Sufficient Explanation
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Undergrad Is there a boiling analog to sublimation?
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Undergrad Blu-Ray Disc: Shorter Wavelength, Bigger Storage?
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Undergrad Parallelogram law of vector addition
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Undergrad Can Wireless Communication Be Achieved Without EMF?
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Undergrad Dispersion Relations: Most Famous DR & Contexts Explained
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Undergrad Measuring Buoyancy: How to Calculate Upward Force
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Undergrad Doubts on wavefunction conditions
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Undergrad Something about Archimedes' Principle
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Undergrad Is Force Truly a Scalar in Rope Friction Problems?
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Undergrad Understanding the Notation: Deciphering the Equation in the Image
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Undergrad Fascinating use of physics to prove a math theorem
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Undergrad Reconciling the Coriolis Force Contradiction on a Spinning Disk
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Undergrad Wind Force on Curved Surfaces: Investigating the Drag on an Upright Cylinder
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Undergrad Ladder slipping against a smooth wall
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Undergrad How Do Voltage and Time Influence Lichtenberg Figures in Acrylic?
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Undergrad Is Anything Truly at Rest in Every Frame of Reference?
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Undergrad How to calculate force on stationary wall?
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Undergrad How Hot Does a Human Body Burn?
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Undergrad Explaining Doppler Effect Asymmetry
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Undergrad Glycol Fog Machine: Is Pipe Pipe Reconstitution Possible?
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Undergrad Finding Magnetic Field from Electric Field: A Classical Physics Problem
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Undergrad Does ice really melts if in conctact with reservoir at 0°C?
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Undergrad Static Problem for Upright Vessel
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Undergrad If you were to perform a linear regression of log10(B) vs log10(x)....
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Undergrad Field strength variation of different types of fields
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Undergrad Reconsidering Matter/Anti-Matter Annihilation
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Undergrad Interpreting the Permittivity of Metals
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Undergrad Yuri Milner Breakthrough Starshot - Nano Craft hitting Earth
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Undergrad How Do Waves Influence the Movement of the Northern Lights?
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Undergrad What Causes the Horizontal Force in a Hanging Ball Scenario?
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Undergrad How to write the unit vector for the spherical coordinates
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Undergrad What is Reluctance in a Magnetic Circuit?
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Undergrad Is Sonoluminescence Possible with Liquid Hydrogen?
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Undergrad What Size Space Bombs Would Detonate in Midair Based on Their Composition?
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Undergrad Can You Explain: Why Is It One Sec?
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Undergrad What sort of energy can be stored?
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Undergrad How to Calculate the Area of Hysteresis?
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Undergrad Manometer reading doubt in the case of viscous fluid
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Undergrad Operational Reality of E field? (Bridgman)
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Undergrad Is internal battery "emf" a conservative force?
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Undergrad Field outside of a straight wire
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Undergrad How to Convert Cgs to SI Units for Flux and Energy Values?
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Undergrad Normal contact force for a sliding slope
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Undergrad Eco-Cooler Physics: How It Works and Air Flow Dynamics
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Undergrad Floating Strawberry: Real or Fake?
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Undergrad Relation between 'P' and 'V' for an Adiabatic process
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Undergrad Pool Siphon: Can Circular Loop Work?
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Undergrad Understanding a practical cooling situation
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Undergrad Can "extremal" strain tensors be in the interior of the body
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Undergrad Uncovering the Mystery of the Electric Field of a Dipole Antenna
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Undergrad How fast do fundamental forces propagate?
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Undergrad Multi-level extendable hammock posts
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Undergrad Help with Experiment on Batteries
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Undergrad How do you deal with commas in vector equations
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Undergrad Filling a Tractor Tire Up With Two Tanks
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Undergrad Cylinder Compression: Pressure & Temperature Change
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Undergrad Vulcan howl - aerodynamic calculations
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Undergrad Force exerted on the ground by pushing, pulling and striking
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Undergrad Why does Gauss' law hold for any closed surface?
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Undergrad How do the concepts of "boundary"and"infinitesimal" interact
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Undergrad Definition of force over an area
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Undergrad Does Wearing Black at Night Keep You Cooler?
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Undergrad Understanding Sinusoidal Waves: Motion and Displacement Explained
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Undergrad Unraveling the Confusion: Coriolis Effect on a Frictionless Air-Hockey Earth
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Undergrad Radioactivity measurements -- finding a fit for lab measurements
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Undergrad Explain the formula, rpm unit conversion
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Undergrad How Does the Coriolis Effect Influence Great Circle Motion on Earth?
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Undergrad Plasmonic pixels could be used to make non-fading paint
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Undergrad Perfect" Radiators & Absorbers: Why Materials Differ
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Undergrad Proving Innocence with Physics in Accident
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Undergrad Finding Maximum Strain with Cantilever Beam
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Undergrad Why do we see the claim that an isentropic process is adiabatic and reversible?
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Undergrad Why Do Some Clouds Have a Rainbow Hue?
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Undergrad What is the correct terminology for intensity and effort in exercise?
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