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.
Keeping Physics Fresh: Fun Summer Break Experiments
  • · Replies 10 ·
Replies
10
Views
3K
Depth of Field needed for Fraunhofer Pattern
  • · Replies 1 ·
Replies
1
Views
3K
Why Are Periodic Phenomena So Common in Nature? A Physicist's Perspective
  • · Replies 2 ·
Replies
2
Views
2K
Why Is an Accelerated Frame of Reference Non-Inertial?
  • · Replies 2 ·
Replies
2
Views
2K
I in making a boat for a project
  • · Replies 8 ·
Replies
8
Views
7K
Using young's double slit experiment
  • · Replies 6 ·
Replies
6
Views
2K
How Do Helium Leak Detectors Work?
  • · Replies 4 ·
Replies
4
Views
4K
A question about Joule's experiment
  • · Replies 10 ·
Replies
10
Views
12K
Meissner effect, thought experiment.
  • · Replies 3 ·
Replies
3
Views
3K
Is Anti-Gravity Possible? Theoretical Analysis and Extreme Conditions Explained
  • · Replies 12 ·
Replies
12
Views
7K
Using Black Holes for FTL travel
  • · Replies 9 ·
Replies
9
Views
7K
Looking for a physics explanation of this observation
  • · Replies 8 ·
Replies
8
Views
3K
Easily measurable non-linear physical relationships.
  • · Replies 2 ·
Replies
2
Views
4K
What is a Philips Gauge and How Does it Work for Measuring Pressure?
  • · Replies 1 ·
Replies
1
Views
4K
What is the Relationship Between Mass, Gravity, and Attraction in Physics?
  • · Replies 6 ·
Replies
6
Views
4K
What potential can model interactions at boundary walls?
  • · Replies 4 ·
Replies
4
Views
2K
Tangent Planes: Existence & Extensibility
  • · Replies 1 ·
Replies
1
Views
2K
Understanding Multiplication: Its Role in Interactions and Beyond
  • · Replies 9 ·
Replies
9
Views
4K
Can particle accelerators be used to create small objects like legos?
  • · Replies 13 ·
Replies
13
Views
2K
Vectors and Interpretation in Physics Calculations
  • · Replies 11 ·
Replies
11
Views
3K
Source of Gravity: What Causes Attraction Between Masses?
  • · Replies 6 ·
Replies
6
Views
3K
Difference between the spectra obtained through prism and grating?
  • · Replies 3 ·
Replies
3
Views
9K
What Physics Principles Explain These Phenomena?
  • · Replies 1 ·
Replies
1
Views
2K
What are some freely available physics videos from Harvard and Yale?
  • · Replies 5 ·
Replies
5
Views
13K
Bullet Fired From Moving Train Scenario
  • · Replies 11 ·
Replies
11
Views
8K
Visible Light: Beyond 400-800nm?
  • · Replies 2 ·
Replies
2
Views
2K
Gravel Running: Friction & Velocity Questions
  • · Replies 5 ·
Replies
5
Views
7K
Mark Whittaker says the dark matter cant cool
  • · Replies 2 ·
Replies
2
Views
2K
What Are the Benefits and Risks of Tritium?
  • · Replies 4 ·
Replies
4
Views
4K
Specific Orbital Energy confusion
  • · Replies 5 ·
Replies
5
Views
6K
Force of gravity from different heights
  • · Replies 1 ·
Replies
1
Views
6K
Which Physics Laws Are Broken in Movie Action Scenes?
  • · Replies 17 ·
Replies
17
Views
9K
Are there gas bulbs with high off resistance at low breakdown voltages?
  • · Replies 5 ·
Replies
5
Views
2K
Why Do Fingers Stick to Cold Surfaces Like Ice and Metal?
  • · Replies 3 ·
Replies
3
Views
7K
Confused about transformers formula derivation
  • · Replies 4 ·
Replies
4
Views
13K
Is it possible to calculate earth's massiveness
  • · Replies 6 ·
Replies
6
Views
2K
Why Does 4C Equate to 400 Amps in This Context?
  • · Replies 3 ·
Replies
3
Views
2K
Are There Alternative Theories of Gravity Beyond Newton and Einstein?
  • · Replies 3 ·
Replies
3
Views
3K
High School Students: Practice Final Exams
  • · Replies 7 ·
Replies
7
Views
18K
Loudest SPL (and how easily it *could* be broken)
  • · Replies 11 ·
Replies
11
Views
7K
Pauli Matrices in higher dimensions
  • · Replies 2 ·
Replies
2
Views
10K
The desire of atoms for a lower energy state
  • · Replies 5 ·
Replies
5
Views
4K
Can someone explain to me what renormalization is?
  • · Replies 1 ·
Replies
1
Views
2K
Can Gravitons Escape Black Holes? The Curious Case of Massless Particles
  • · Replies 4 ·
Replies
4
Views
3K
Does a Moving Neutron Have an Electric Field?
  • · Replies 6 ·
Replies
6
Views
2K
Build Your Own Cyclotron: Tips and Tricks for Homemade Cyclotron Construction"
  • · Replies 4 ·
Replies
4
Views
6K
How to Determine Nodes and Antinodes in a Closed Pipe?
  • · Replies 2 ·
Replies
2
Views
6K
Adiabatic Process: Understanding & Deriving Help
  • · Replies 2 ·
Replies
2
Views
3K
Rad/s vs rev/min- label question
  • · Replies 2 ·
Replies
2
Views
4K
How Can You Help Build a Steampunk Adiabatic Carnot Engine?
  • · Replies 25 ·
Replies
25
Views
4K
Cool Air Tactics: Fan & Ice Cubes
  • · Replies 7 ·
Replies
7
Views
6K
What were the requirement of a physics degree back in the early 1900s?
  • · Replies 1 ·
Replies
1
Views
2K
Twisted Physics: Top 10 Findings]
  • · Replies 2 ·
Replies
2
Views
4K
Why Doesn't the Moon's Gravitational Pull Affect Lakes or Cups of Water?
  • · Replies 10 ·
Replies
10
Views
8K
Exploring the Relationship Between Ellipse & Sphere's Radius in Cone of Light
  • · Replies 1 ·
Replies
1
Views
2K
Explaining Laplacian Vanishing for Harmonic Functions: A Physical Analysis
  • · Replies 1 ·
Replies
1
Views
2K
How Orthopedic Hardware Affects Bone Fractures - Q&A
  • · Replies 1 ·
Replies
1
Views
2K
Casimir Effect and Gravity Question
  • · Replies 8 ·
Replies
8
Views
6K
Orbiting around an object of variable mass
  • · Replies 1 ·
Replies
1
Views
2K
What is the significance of the gravitational constant?
  • · Replies 5 ·
Replies
5
Views
3K
Gravity: The Endless Energy Source?
  • · Replies 9 ·
Replies
9
Views
2K
Did Tsar bomba explosion seen in Finland ?
  • · Replies 4 ·
Replies
4
Views
6K
Understanding Poisson's Ratio and Restrained Cylinders
  • · Replies 3 ·
Replies
3
Views
5K
Math for Physicists: Preparing for Grad Level Physics
  • · Replies 2 ·
Replies
2
Views
2K
Could a Potted Venus Flytrap be Deadly?
  • · Replies 8 ·
Replies
8
Views
2K
What is the role of epsilon in the equation k=1/4pi-epsilon?
  • · Replies 3 ·
Replies
3
Views
131K
Ideas for making a Physics Demonstration?
  • · Replies 2 ·
Replies
2
Views
3K
Resistive forces on a submarine?
  • · Replies 1 ·
Replies
1
Views
3K
Adhesives that are friendly to the environment?
  • · Replies 3 ·
Replies
3
Views
4K
Why Does Normal Force Increase in an Accelerating Elevator?
  • · Replies 4 ·
Replies
4
Views
9K
How much free energy have we got?
  • · Replies 2 ·
Replies
2
Views
2K
Cathode Ray Tube: Electron Source & Ionization
  • · Replies 2 ·
Replies
2
Views
2K
How Does Friction Occur If Atoms Never Truly Touch?
  • · Replies 3 ·
Replies
3
Views
2K
The distance travelled in the Y-axis by an arrow
  • · Replies 1 ·
Replies
1
Views
3K
Come and get it:Physics Formulary
  • · Replies 1 ·
Replies
1
Views
10K
What are the key calculations for designing an ice hockey puck launcher?
  • · Replies 16 ·
Replies
16
Views
7K
Weird Subway Observation & What is Fire?
  • · Replies 9 ·
Replies
9
Views
3K
Quark Combinations for Protons and Neutrons
  • · Replies 1 ·
Replies
1
Views
8K
Does Earth Have a Magnetic Field and How Does It Work?
  • · Replies 39 ·
2
Replies
39
Views
7K
  • Poll Poll
Accuracy of the exploding asteroids in The Empire Strikes Back movie
  • · Replies 7 ·
Replies
7
Views
3K
If you were giant, but everything around you was to scale physically
  • · Replies 5 ·
Replies
5
Views
2K
Can We Achieve 100% Efficiency? Renewable Components Explored
  • · Replies 11 ·
Replies
11
Views
5K
What is the meaning of square root cut in Zee's Quantum field theory?
  • · Replies 10 ·
Replies
10
Views
8K
Peltier Cooling: Heat Transfer & Electron Theory
  • · Replies 2 ·
Replies
2
Views
2K
Uniform Acceleration and Deceleration for Smooth Movement to (0,0,0)?
  • · Replies 2 ·
Replies
2
Views
2K
Experimenting with Fire and Liquid Oxygen: My Fun Discovery
  • · Replies 3 ·
Replies
3
Views
3K
Harvesting Asteroids: Soft Landing Nickel/Iron Megaton on Earth?
  • · Replies 1 ·
Replies
1
Views
3K
Chaos Theory and Human Behavior: Can it Explain the Complexity of the Mind?
  • · Replies 4 ·
Replies
4
Views
4K
DDWFTTW Circular Wind Tunnel Test
  • · Replies 47 ·
2
Replies
47
Views
12K
Solving Steady State-Circuits: Step by Step Example
  • · Replies 8 ·
Replies
8
Views
4K
Questions in Physics: Kinetic Energy & Penetrance of Materials
  • · Replies 3 ·
Replies
3
Views
2K
Do Gamma Rays Spread Evenly or Randomly in Experimental Designs?
  • · Replies 1 ·
Replies
1
Views
2K
Why Does Wind Feel Cool on a Hot Day?
  • · Replies 2 ·
Replies
2
Views
3K
How does calculus play a role in physics and chemistry research?
  • · Replies 1 ·
Replies
1
Views
2K
RF MEMS for Silicon: Find Permittivity, Permeability & Conductivity
  • · Replies 7 ·
Replies
7
Views
5K
Could there be a way to more easily release energy from atoms?
  • · Replies 2 ·
Replies
2
Views
2K
Calculate Time Needed for Opposing Car to Catch Up at 60 MPH
  • · Replies 1 ·
Replies
1
Views
2K
The Standard Model (What Don't I know?)
  • · Replies 3 ·
Replies
3
Views
2K
Time taken for energy to transfer ?
  • · Replies 4 ·
Replies
4
Views
2K
What is the displacement covered by the man and bouncing ball?
  • · Replies 5 ·
Replies
5
Views
3K