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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 How to obtain the resonance frequencies of a given material?
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Undergrad Why incompressible flow does not satisfy energy equation?
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Undergrad A question about dehumidifiers and condensation
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Undergrad Anti Proton - Non Proton reaction
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Undergrad Laminar and steady flow(Distinguish)
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Undergrad I need to find out the forces acting on an anchor point
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Undergrad Seeking intuition on movement of COM
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Undergrad Dimensionless and dimensioned fundamental constants
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Undergrad Understanding the Visibility of the ISS: Physics Explained in Simple Terms
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Undergrad Adiabatic Process: Solving a Thermodynamics Problem
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Undergrad Off-angle irradiance from Radiant Intensity
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Undergrad What is the formula for calculating RPMs of a flywheel with external force?
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Undergrad Maglev experiments and questions that could be answered
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Undergrad Atmospheric Photolysis and its relation to Absorption Cross Section
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Undergrad A question on dispersion of Prism
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Undergrad How does relative humidity drop below 100%
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Undergrad Please share your chaotic systems....
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Undergrad How would weather differ on a planet with a longer day?
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Undergrad Introducing two identical containers with different gasses
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Undergrad Why is it that the fundamental harmonic is louder than rest?
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Undergrad Hall Effect & Magnetic Induction Explained
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Undergrad Analyzing signals from a radioactive source
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Undergrad How are these symbols pronounced ?
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Undergrad Force to stop a person on a treadmill
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Undergrad Why does the Dry Air Gas Constant vary?
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Undergrad Direct product of a symmetry group with itself
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Undergrad Can a Half Dipole Antenna Function Inside a Resonant Cavity?
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Undergrad Fraunhofer Lines: Outdoor Photo Through Bandpass Filter
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Undergrad Can Angular Momentum Create Forward Movement?
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Undergrad Similarities / diffs between diffusion & wave propagation
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Undergrad Not sure what I can make into equivalent resistors
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Undergrad Maximizing Solar Heat Output with Vacuum Tubes: A Temperature Comparison
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Undergrad Do most physicists believe time flows?
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Undergrad Can Camera Distance Affect Angle of Foreshortening in Video Measurements?
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Undergrad Why Are Position Vectors Essential for Understanding Motion?
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Undergrad Why do bridges freeze before roads?
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Undergrad Big Freeze and Law of convervation of energy
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Undergrad Why are fractions sometimes written as such: (A/B)/C?
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Undergrad Does amplitude require spatial or temporal parameters?
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Undergrad How to protect liquid filled pods from leaking on a plane
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Undergrad Energy consumption for n times x/n mass function?
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Undergrad Summary of the fundamental equations/laws
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Undergrad Explain Graphs -- adiabatic Expansion of mono- di- and poly- gas
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Undergrad Attenuation: Definition, Calculations & Examples
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Undergrad How Does a Bike Turn Mechanically?
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Undergrad Rigorous Explanation of dW in Problem 121
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Undergrad Permittivity/permeability variation in time
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Undergrad Factors that determine the coefficient of linear expansion
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Undergrad How Does Internal Energy Affect the Rest Mass of a Clock?
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Undergrad Why Does Fire Not Travel Backwards in a Gas Hose During Ignition?
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Undergrad Estimating UVA & UVB from UVI index
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Undergrad Do perfect squares exist in physics?
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Undergrad What would happen if you moved a black hole?
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Undergrad Is my approach for pascal's law wrong?
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Undergrad Interpretation of the Reynolds Transport Theorem?
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Undergrad Why is Stokes flow time reversible?
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Undergrad Can Dimensional Analysis Solve the Helicopter Hovering Dilemma?
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Undergrad Lagrangian Paradox: Uncovering an Issue
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Undergrad Can a Single Speaker Effectively Direct Low Frequencies?
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Undergrad What is the Wave Function and How Does it Compare to the Schrodinger Equation?
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Undergrad Is the Planck Length the Ultimate Limit of Measurement?
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Undergrad Can anybody give me a list of all cross products in physics.
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Undergrad Earth Spinning: What Would Happen If You Were Left Behind?
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Undergrad Galileo's experiment and a lack of understanding....
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Undergrad How can 'd' mean two different things?
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Undergrad How far do vibrations from a vehicle emanate?Doppler effect?
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Undergrad Measuring Vectors: Defining Direction and Magnitude
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Undergrad Time, Entropy and Change: A Conjecture & Discussion
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Undergrad Measuring the Volume of a Cup: A Scientific Analysis
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Undergrad Unusual gravitational observation....answers?
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Undergrad Diffusion and convection in a moving fluid
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Undergrad Designing Cryostats: Finding Heat Input for 50ml/hr Boil Off Rate
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Undergrad Why can I assume the force to be constant in this interval?
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Undergrad Help with putting a box on a shelf (gravity?)
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Undergrad Can someone explain this? (bootstrap paradox)
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Undergrad Compressibility of liquid vs solid actual numbers
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Undergrad Can a Brita Filter or LifeStraw Make Pool Water Safe to Drink?
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Undergrad Stationary Field: Why Professor and Books Differ
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Undergrad Is Time Merely the Progression of Energy Toward Equilibrium?
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Undergrad Difference between global and local gauge symmetries
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Undergrad Understanding Chaos: Unraveling the Complexities of Nature's Behavior
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Undergrad Trying to understand the drinking bird toy better
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Undergrad Increasing solar energy conversion efficiency
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Undergrad Probably a Dumb Question: How are E and (delta)V correlated?
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Undergrad Reynolds number of washing machine like object
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Undergrad Chimney vs building demolition physics
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Undergrad Can We Neglect Electron Binding Energies in Beta Decay Calculations?
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Undergrad What is the formula for gas propane conversion?
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Undergrad What is the Equation on My T-Shirt?
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Undergrad Source for stock physics equations
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Undergrad Are There Inherently Negative Physical Quantities?
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Undergrad What is the row and column expression for the tensor product in index notation?
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Undergrad Qs re average and peak wavelength of Planck distribution
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Undergrad Acceleration w/o Velocity Change: Gravity Ques
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Undergrad How do I correctly integrate the formula for deriving Posseuille's Law?
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Undergrad Are Conventional Physics Models Enough to Explain Emergent Theories in Physics?
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Undergrad The Mandela Effect: Possible lead?
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Undergrad Mysterious Flashes of Light in Dark Room
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Undergrad Question about converting propane vapor volume to liquid gallons
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Undergrad Why is the resolution of TEMs and SEMs not smaller?
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