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Why do we see 2 waves in interference instead of 3 or 4?
Oct 19, 2009
Replies
6
Views
2K
Monitoring and Stopping Radio Waves
Oct 18, 2009
Replies
2
Views
2K
Light passing through the normal of a surface
Oct 17, 2009
Replies
6
Views
3K
Can Superposition Be Applied to a Single Charge in Different Dielectric Media?
Oct 13, 2009
Replies
3
Views
2K
Mirage is refraction phenomenon or total internal reflection phenomenon?
Oct 12, 2009
Replies
2
Views
7K
Diffuse Reflection of InfraRed
Oct 12, 2009
Replies
2
Views
3K
Refraction and the apparent slowing down of light
Oct 10, 2009
Replies
2
Views
2K
Speed of light is set to be 299,792,458 m/s
Oct 8, 2009
Replies
5
Views
2K
How does LLoyd's mirror works?
Oct 8, 2009
Replies
4
Views
12K
Cryogen-cooled x-ray tube anode
Oct 7, 2009
Replies
2
Views
3K
Faster than light Information Possible?
Oct 6, 2009
Replies
20
Views
4K
How Can You Tell if Your Glasses Have High-Index Lenses?
Oct 6, 2009
Replies
2
Views
3K
Light in a perfect reflective box
Oct 5, 2009
Replies
2
Views
2K
Why does light travel so fast?
Oct 2, 2009
Replies
28
Views
45K
Size and distance of different wavelengh photons?
Oct 2, 2009
Replies
10
Views
4K
In what medium do light, energy, and matter exist?
Sep 30, 2009
Replies
3
Views
2K
Xray - what physics discipline?
Sep 30, 2009
Replies
2
Views
2K
Speed of light in a moving medium
Sep 29, 2009
Replies
2
Views
5K
Greenhouse effect (reflection vs transmission)
Sep 29, 2009
Replies
3
Views
5K
Metal in Microwave Ovens: A Scientific Explanation
Sep 27, 2009
Replies
9
Views
23K
How can I prevent my LED lights from blowing out on my car?
Sep 26, 2009
Replies
3
Views
8K
Do Photons Have Mass? Exploring the Science Behind Light and Its Properties
Sep 26, 2009
Replies
2
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2K
Understanding the Speed of Light in a Medium: Does it Really Slow Down?
Sep 25, 2009
Replies
9
Views
4K
Which part of the light wave do we take? (quick question)
Sep 25, 2009
Replies
5
Views
5K
Exploring the Gravitational Field of Photons: Evidence and Experiments
Sep 24, 2009
Replies
2
Views
2K
Proof that the speed of light is constant?
Sep 23, 2009
Replies
23
Views
21K
Physics Faq clarifiaction - light duality
Sep 22, 2009
Replies
2
Views
2K
Questions about lights contradicting properties
Sep 21, 2009
Replies
3
Views
2K
Absorbtion and Reflection of Objects, question
Sep 20, 2009
Replies
2
Views
3K
How To Propogate Uncertainties (Angle of Incidence and Angle of Reflection)
Sep 20, 2009
Replies
4
Views
16K
How Does Fourier Domain OCT Extend Interference Beyond Coherence Length?
Sep 20, 2009
Replies
2
Views
3K
Can the magnitude of vector be negative?
Sep 19, 2009
Replies
4
Views
76K
Absorbance of UV light by glass
Sep 19, 2009
Replies
2
Views
17K
How to change the polarization of the light
Sep 17, 2009
Replies
2
Views
7K
Compton vs. Raman vs. Thomson Scattering
Sep 17, 2009
Replies
3
Views
17K
Dispersion/Refraction, but WHY?
Sep 17, 2009
Replies
13
Views
3K
Light absorption in solar cell.
Sep 17, 2009
Replies
2
Views
3K
Reflection and Total Internal Reflection
Sep 16, 2009
Replies
2
Views
5K
When Feynman describes scatterers
Sep 16, 2009
Replies
4
Views
2K
Light speed Impossible Faster than lightProbable?
Sep 16, 2009
Replies
5
Views
8K
Modeling the flight of a frisbee
Sep 14, 2009
Replies
4
Views
4K
Measuring the intensity of light
Sep 14, 2009
Replies
4
Views
3K
Why can't light go thru solids?
Sep 13, 2009
Replies
5
Views
3K
Earth's Surface Area that reflects light
Sep 11, 2009
Replies
6
Views
4K
Questions about lasers and diffraction
Sep 10, 2009
Replies
2
Views
4K
Light rays in concave lens,moon and eclipses?
Sep 10, 2009
Replies
7
Views
5K
Do Red Lasers of 314mW Pose a Safety Risk?
Sep 9, 2009
Replies
5
Views
2K
Wavelength -> antenna, waveguides, mirrors ets
Sep 8, 2009
Replies
3
Views
2K
Light Reflection Mystery at the Rijksmuseum Amsterdam
Sep 8, 2009
Replies
4
Views
2K
Can you relate sound frequency's to light frequency's?
Sep 8, 2009
Replies
6
Views
9K
Light, and from whence it cometh.
Sep 7, 2009
Replies
8
Views
2K
Does Refraction through a Glass Slab Cause Different Levels of Image Distortion?
Sep 6, 2009
Replies
7
Views
12K
Light changes frequency depending on
Sep 5, 2009
Replies
4
Views
3K
Why placing a blue filter in front of a light source will give blue li
Sep 2, 2009
Replies
2
Views
2K
Comparing Magnetic Attraction: Iron vs. Opposite Polarity
Aug 31, 2009
Replies
12
Views
5K
Confusion with faster than light
Aug 30, 2009
Replies
28
Views
5K
Thin, light, cheap and strong as wood material?
Aug 30, 2009
Replies
8
Views
73K
Non Quantized Light: Could It Produce Energy Below Photon?
Aug 30, 2009
Replies
4
Views
2K
Efficient Laser Beam Expansion Techniques for Optimal Illumination
Aug 28, 2009
Replies
8
Views
8K
Modeling a lense using the intersection of two spheres
Aug 28, 2009
Replies
2
Views
2K
Half-silvered mirrors and transmission and reflection
Aug 27, 2009
Replies
2
Views
3K
Spectrum of Hot & Cold Fire: How Can It Be?
Aug 26, 2009
Replies
2
Views
2K
Light Through a Medium: Exploring the Physics
Aug 26, 2009
2
Replies
42
Views
18K
Fading Ink on Book Covers: Sunlight Cause?
Aug 26, 2009
Replies
2
Views
6K
Principle of lightining conductor
Aug 22, 2009
Replies
2
Views
2K
Polarization of Light at Boundary: Exploring the Brewster Angle and Absorption
Aug 22, 2009
Replies
11
Views
4K
Can a 10 Watt Globe be Powered by 24V?
Aug 21, 2009
Replies
9
Views
2K
Hyugens principle and laser wave dispersion
Aug 21, 2009
Replies
27
Views
11K
How much mass does it take before photons will have a stable orbit?
Aug 21, 2009
Replies
5
Views
2K
Help with my large mirror and camera.
Aug 20, 2009
Replies
2
Views
2K
Sun Setting Illusion: Explaining Constant Angular Speed
Aug 19, 2009
Replies
5
Views
3K
Lightwave Oven: Why We Heat Food With Microwave
Aug 19, 2009
Replies
4
Views
4K
Light/radio waves radiate in all direction
Aug 19, 2009
Replies
5
Views
3K
Concentration of photons in a beam of light
Aug 18, 2009
Replies
11
Views
11K
Why do some objects reflect more light than others?
Aug 16, 2009
Replies
4
Views
10K
How to understand the image of lens at infinity
Aug 16, 2009
Replies
8
Views
25K
Creating a Computer Flight Model: Best Starting Place for Aerodynamic Theory
Aug 15, 2009
Replies
6
Views
4K
Why does mass not affect gas pressure in ideal gas law?
Aug 15, 2009
Replies
3
Views
10K
Light OR Sound? - Unraveling the Mystery
Aug 15, 2009
Replies
3
Views
2K
What is the cause of my peculiar vision abnormality?
Aug 13, 2009
Replies
8
Views
2K
Why does the wave of color that has a greater index of refraction bend more?
Aug 12, 2009
Replies
3
Views
8K
Help with thin lenses and uncertanty
Aug 12, 2009
Replies
5
Views
4K
Exploring Telescope Specs: What Do They Mean?
Aug 12, 2009
Replies
2
Views
2K
Lightning Rod attached to railing of my balcony
Aug 11, 2009
Replies
8
Views
6K
Why does wavelength affect an object's interaction with waves?
Aug 10, 2009
Replies
5
Views
3K
Unanswered Questions on Light: Control & Visibility
Aug 4, 2009
Replies
3
Views
2K
Explaining a Bath Time Reflection Puzzle
Aug 4, 2009
Replies
2
Views
1K
Strong laser pointers - facts?
Aug 4, 2009
Replies
12
Views
5K
Atmospheric Opacity and laser Attenuation query
Aug 2, 2009
Replies
6
Views
4K
How much energy can a black metal surface absorb from direct sunlight?
Jul 31, 2009
Replies
9
Views
5K
Does Coherent Light Waves Frequency Matter?
Jul 31, 2009
Replies
2
Views
3K
Gravity Accelerating Objects To The Speed Of Light
Jul 31, 2009
Replies
12
Views
3K
How Can You Align a Thin Electrode Parallel to a Surface Without Direct Contact?
Jul 30, 2009
Replies
2
Views
2K
Light is known to have a wave-particle duality
Jul 30, 2009
Replies
9
Views
2K
Coherent Light Waves: Interference & Diffraction Explained
Jul 30, 2009
Replies
3
Views
4K
The propagation of light through a vacuum.
Jul 30, 2009
Replies
9
Views
4K
Understanding the Formula for Dark Fringe in Single-Slit Diffraction
Jul 30, 2009
Replies
2
Views
3K
How do photons behave when entering a prism?
Jul 29, 2009
Replies
2
Views
2K
Laser in Outer Space: Will It Go On Forever?
Jul 29, 2009
Replies
3
Views
3K
What is the feasibility of using laser pointers to paint the moon?
Jul 29, 2009
Replies
3
Views
7K
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