Other Physics Topics Forum

Post thread
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 Can We Truly See the Entire Sun?
  • · Replies 21 ·
Replies
21
Views
3K
Undergrad What will be the flow direction?
  • · Replies 17 ·
Replies
17
Views
2K
Undergrad Does mass density affect load distribution on barbell?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Plane slides on ice because of wind
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Energy levels generally invariant under fixed V, changing T
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Relative Humidity Inside a not so Perfectly Sealed Housing
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Simple machine classification (can o worms?)
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Proving the Linearity of the Curl Operator in Electromagnetic Theory
  • · Replies 14 ·
Replies
14
Views
7K
Undergrad Transfer Phenomenon: Why Coal Slows & Speeds Trains
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Time for two objects to collide due to gravity
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad A question on towing through an angle
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Is It Possible to Create a Natural Vacuum in a Cavern Using Clay and Water?
  • · Replies 3 ·
Replies
3
Views
6K
Undergrad Calculate Minor Losses due to Flow Geometry Alone
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Magnetic Field Penetration in Superconductors
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad David McMahon: The Master of Demystifying Science
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Calculate Liquid Flow Rate in Isolated Pipes
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Best way to create artificial forces
  • · Replies 14 ·
Replies
14
Views
3K
Undergrad Captain America Scene Question
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Inversion and Isenthelpic Curves for van der Waals EOS
  • · Replies 6 ·
Replies
6
Views
6K
Undergrad How to perceive a force in introductory context
  • · Replies 11 ·
Replies
11
Views
2K
Undergrad Ideal Gas Law - Real Life Question?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad What are some ways to 'mold'/change the shape of a flame?
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Understanding Boiling Point Elevation: Real Gas Law and Its Impact on Molecules
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What Forces Affect Liquid Flow in a Circular Pipe?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad What Causes a Measurement to Change the State of a System in Quantum Mechanics?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Is the Collision Formula Provided Accurate for Low-Speed Vehicle Impacts?
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Why is the standard deviation the error on the singular meas
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad 1 pm de Broglie wavelength? What's pm?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad How does the Capstan Law Determine T1 and T2 When the Capstan is Rotating?
  • · Replies 12 ·
Replies
12
Views
2K
Undergrad How is Fleming's left hand rule applied in Hall effect
  • · Replies 3 ·
Replies
3
Views
7K
Undergrad Gravity assist and increasing orbital energy
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Is it Possible to Create a Device that Neutralizes Loud Vehicle Speakers?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Physical significance of integral of F cross dr
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Symmetry in Physics: Books/Papers for Physical Theories
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Is Pascal's Law Wrong? Debunking the Myth of Equal Pressure in Fluids
  • · Replies 20 ·
Replies
20
Views
4K
Undergrad Building a Vacuum Filling System: Valves & Fine Leaks
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Confusion With Derivation of Fresnel Equations
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Why Does ds=dQ/T Measure System Disorder?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Fourier transform sum of two images
  • · Replies 15 ·
Replies
15
Views
2K
Undergrad Why Don't Wires in Our Homes Attract or Repel Each Other Despite AC Currents?
  • · Replies 5 ·
Replies
5
Views
1K
Undergrad How Aristarchus found moon's diameter?
  • · Replies 11 ·
Replies
11
Views
2K
Undergrad Is "Pair Production" a creation event?
  • · Replies 1 ·
Replies
1
Views
6K
Undergrad Rutherford's Atomic Model: Rejected by Physicists?
  • · Replies 27 ·
Replies
27
Views
3K
Undergrad Oscillations and Waves in Fluids
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Perfect Spheres: A Theoretical Possibility or an Impossibility?
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Does buoyancy depend on shape and volume?
  • · Replies 10 ·
Replies
10
Views
6K
Undergrad Eratosthene's explanation of the sun's ray
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Equation of continuity - what if more openings are added?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Question about a Tangent Vector
  • · Replies 21 ·
Replies
21
Views
3K
Undergrad Is it possible for pure energy to have mass?
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Calculating Energy Released from Mass Defect in Units of Kg and MeV/C2
  • · Replies 4 ·
Replies
4
Views
4K
Undergrad Energy needed for achieving this mass flow rate for a rocket
  • · Replies 24 ·
Replies
24
Views
3K
Undergrad Requirement of two vernier scales in a spectrometer?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad A.P French equation Question -- singing wine glass experiment
  • · Replies 1 ·
Replies
1
Views
4K
Undergrad Can someone me with this question on mag fields?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Methods to Prove Existence of Tritium in Fusor Exhaust
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Effects of lug height on final gear ratio for a snowmobile....
  • · Replies 91 ·
4
Replies
91
Views
9K
Undergrad Unit and dimension about De broglie wave
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Medical Physics Question about the formula D(x)=alfa*mu*I(x)/rho
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Pro's and con's of suspended speakers
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad Movement of a iron ring inside a toroidal solenoid
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad How to Estimate Uncertainty for a Physical Quantity with Dependent Variables?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad What is the Verdet Constant of SF59 Glass at 650nm?
  • · Replies 1 ·
Replies
1
Views
6K
Undergrad What is the significance of αEM in Coulombic Potential calculations?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Amount of energy in wind blowing through a tube
  • · Replies 11 ·
Replies
11
Views
2K
Undergrad Apparent depth conceptual question
  • · Replies 7 ·
Replies
7
Views
7K
Undergrad Can a Torus be Gravitationally Bound?
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Why can't a piece of yarn be used like a bullwhip in fly fishing?
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Why are some systems defined with the name "variable mass"?
  • · Replies 4 ·
Replies
4
Views
1K
Undergrad Gravitational Binding Energy of a Torus
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Properties of body with spherical symmetry
  • · Replies 9 ·
Replies
9
Views
5K
Undergrad Can solar panels be improved by combining them with a heat retaining material?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad How Does Superradiance Enhance Radiation Intensity?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad A question about non-conductive materials
  • · Replies 8 ·
Replies
8
Views
1K
Undergrad K Factor & Thermal Conductivity: Find Insulation Supplies
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Finding mobility constant in the context of the Hall effect
  • · Replies 1 ·
Replies
1
Views
7K
Undergrad What is the most suitable sensor for measuring punch force?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Are Physical Laws Truly Reversible?
  • · Replies 29 ·
Replies
29
Views
4K
Undergrad Simple Fulcrum Force Calculation Question
  • · Replies 2 ·
Replies
2
Views
11K
Undergrad How Can Thinking From First Principles Enhance Critical Thinking?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Is Time Merely a Measurement of Change in Space?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Second moment of area of a quad copter arm?
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad Conductors and Insulators question
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Why Does CFL Lighting Cause a Violet Line in Laundry Detergent?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad How to calculate the energy emitted through IR waves
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Einstein's E=mc^2 equation -- question....
  • · Replies 11 ·
Replies
11
Views
2K
Undergrad Ideal Gases: O2 & H2 - Kinetic Energy Comparison
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Can you identify these equations?
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Is "R" always positive? (not a HW problem -- it's a general question)
  • · Replies 6 ·
Replies
6
Views
4K
Undergrad Why is there an energy loss in helicoidal movement?
  • · Replies 3 ·
Replies
3
Views
1K
Undergrad Evidence for Inverse Square Law at Extremely Large Distance?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad General notion of coordinate change
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Bubbles travelling through viscous liquids
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Disparity about Near-Infared rays' penetration of the body
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad What is the Definition of Apparent Wind Angle on a Boat?
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Do more unstable elements decay faster than more stable ones?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Why teleportation, time travel, virtual reality haven't happened yet?
  • · Replies 13 ·
Replies
13
Views
3K
Undergrad Does the Amplitude of an Undamped Driven Oscillator Stay Constant Over Time?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad How does gravity hold onto the atmosphere
  • · Replies 14 ·
Replies
14
Views
3K
Undergrad Fields, one universal or several (i.e. E)?
  • · Replies 8 ·
Replies
8
Views
1K