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Finding refractive index of liquid with no parallax principle
Sep 27, 2008
Replies
1
Views
8K
Energy Scattering: Meaning & Wave Equation Solution
Sep 25, 2008
Replies
5
Views
3K
Why are Photons affected by gravity?
Sep 22, 2008
Replies
5
Views
11K
Desructive interference = destroyed energy?
Sep 21, 2008
Replies
16
Views
4K
If matter were to travel the speed of light, would it convert to
Sep 19, 2008
Replies
4
Views
2K
How to Put a Lens: Facing or Away from Object?
Sep 17, 2008
Replies
9
Views
3K
Is Purple the Color of Time in Light and Lightning Phenomena?
Sep 13, 2008
Replies
5
Views
2K
Why Does Water Make a Perfect Mirror?
Sep 12, 2008
Replies
7
Views
9K
Polarization Direction of Linearly Polarized Plane Waves
Sep 11, 2008
Replies
2
Views
3K
Fraunhofer Diffraction Doubt
Sep 9, 2008
Replies
8
Views
4K
Can sound use light as a medium to pass through?
Sep 8, 2008
Replies
15
Views
7K
Photon Bandwidth Frequency Limit: Determined?
Sep 7, 2008
Replies
1
Views
4K
Superpositon of energies vs. Superposition of forces
Sep 7, 2008
Replies
3
Views
2K
Mirrors would fog up if i didnt turn the fan on
Sep 6, 2008
Replies
2
Views
2K
Why is food cooked differently by microwaves than by an infra-red grill?
Sep 4, 2008
Replies
26
Views
7K
Does Light Bend or Slow Down Due to Gravity and Medium Interactions?
Sep 2, 2008
Replies
1
Views
2K
Does polarization affect the results of the 2-slit experiment
Sep 2, 2008
Replies
2
Views
3K
What is the relationship between photon energy and momentum?
Sep 1, 2008
Replies
10
Views
3K
Total internal reflection with Sound?
Aug 29, 2008
Replies
3
Views
20K
Understanding Nuclear Fusion and the Role of Photons in Energy Production
Aug 29, 2008
Replies
36
Views
11K
Can light waves be represented as long skinny rays in computer programming?
Aug 29, 2008
Replies
4
Views
3K
Artist needing some assistance with a project utilizing mirror reflections
Aug 28, 2008
Replies
9
Views
3K
How to Accurately Measure Backscattered Beta Particles?
Aug 24, 2008
Replies
3
Views
3K
Does Carrying a Cellphone on a Waist Belt Reduce Microwave Radiation to the Brain?
Aug 22, 2008
Replies
3
Views
4K
How Does Image Formation at Infinity Work with Converging Lenses?
Aug 21, 2008
Replies
2
Views
4K
How Do Refraction and Reflection Differ in Optics and Sound Waves?
Aug 20, 2008
Replies
1
Views
3K
Why does light travel at varying speeds through different materials?
Aug 18, 2008
Replies
6
Views
6K
Ballistic and Bullet Flight Path Calculation
Aug 15, 2008
Replies
1
Views
19K
CasebyCase: Halfing the amplitude of light
Aug 13, 2008
Replies
2
Views
2K
Polarization in Interferometry
Aug 11, 2008
Replies
7
Views
6K
How Do Photon-Atom Interactions Affect Light's Direction in Dense Materials?
Aug 9, 2008
Replies
21
Views
5K
What is the relation between refractive index and wavelength in a prism?
Aug 7, 2008
Replies
11
Views
16K
What is Magnitude in Physics?
Aug 6, 2008
Replies
12
Views
299K
What is the ideal refractive index difference for achieving invisibility?
Aug 5, 2008
Replies
3
Views
3K
Do Excited Molecules Emit the Same Frequency They Absorb?
Aug 3, 2008
Replies
1
Views
2K
Confused about my frisbee (flight dynamics)
Aug 1, 2008
Replies
2
Views
4K
Thin Film Interference: Finding m Value
Jul 31, 2008
Replies
1
Views
3K
Optics (Parallax and Luminosity)
Jul 30, 2008
Replies
7
Views
4K
Question about light and sound.
Jul 30, 2008
Replies
8
Views
6K
Calculating Bouncing Velocity from Tangent Angle in 2D Collision
Jul 29, 2008
Replies
3
Views
2K
Speed of Wire faster than Speed of Light?
Jul 29, 2008
Replies
2
Views
3K
Index of Refraction & Frequency: Clarifying the Relationship
Jul 29, 2008
Replies
3
Views
3K
How Does Lens Power Correction Work for Nearsightedness?
Jul 28, 2008
Replies
1
Views
22K
Speed of light in a superconductor
Jul 26, 2008
Replies
4
Views
5K
Relative Permittivity and Refractive Index
Jul 25, 2008
Replies
1
Views
55K
Is It Possible to Exceed the Speed of Light?
Jul 25, 2008
Replies
1
Views
2K
Achieving Light Speed in Darkness
Jul 25, 2008
Replies
10
Views
3K
Speed of a photon go to zero when it reflects of a mirror
Jul 24, 2008
Replies
2
Views
2K
What Are Direction Cosines in Light Scattering Theory?
Jul 24, 2008
Replies
1
Views
2K
Question: Why Does Compressed Air Cause Refraction?
Jul 23, 2008
Replies
3
Views
2K
Dragon flight and whether it would be possible
Jul 22, 2008
Replies
7
Views
8K
Experiments that revealed light's nature.
Jul 19, 2008
Replies
1
Views
2K
Does the Speed of Light Change depending on different Light Frequencies?
Jul 18, 2008
Replies
15
Views
22K
Lightning in Sky: Why Don't I Hear Anything?
Jul 17, 2008
Replies
16
Views
4K
Question regarding thin film interference
Jul 17, 2008
Replies
6
Views
4K
What is the relationship between F-number and light intensity in camera lenses?
Jul 11, 2008
Replies
10
Views
15K
Why Do Letters Appear Reversed in Mirrors but Words Don't?
Jul 9, 2008
Replies
13
Views
4K
How i can build a cheap and big Laser ?
Jul 9, 2008
Replies
3
Views
2K
Microwaves and Weird Neighbors
Jul 9, 2008
Replies
16
Views
12K
What is the Difference Between a Microwave Cavity and Chamber?
Jul 9, 2008
Replies
6
Views
10K
Mirror Reflection: Seeing Double?
Jul 8, 2008
Replies
3
Views
3K
Why Does Reflected Light Get Polarized But Transmitted Light Does Not?
Jul 8, 2008
Replies
1
Views
2K
Estimate the power of the laser on board of Darth Vader's Death Star
Jul 6, 2008
Replies
17
Views
4K
The Science Behind Light: Electrons, Antennas, and EM Radiation Explained
Jul 6, 2008
Replies
6
Views
7K
Surprising lightning observation
Jul 2, 2008
Replies
9
Views
2K
Can a single audio channel produce a 38000 Hz signal for IR transmission?
Jul 2, 2008
Replies
2
Views
6K
Slight confusion about centripetal acceleration
Jul 2, 2008
Replies
9
Views
5K
Absorption and reflectance spectrums
Jun 28, 2008
Replies
2
Views
4K
Fermat's principle and Snell's law
Jun 26, 2008
Replies
17
Views
8K
Pondering: Creating an Electric & Magnetic Field, to See Color?
Jun 24, 2008
Replies
7
Views
2K
How does the air polarise the light?
Jun 17, 2008
Replies
1
Views
2K
Why does gas emit light, when light is shone on it?
Jun 15, 2008
Replies
4
Views
5K
Is it possible to make a gamma-ray laser?
Jun 13, 2008
Replies
9
Views
10K
Find the focal length of a concave lens using a convex lens?
Jun 12, 2008
Replies
3
Views
3K
Any good guides/tutorials for laser use?
Jun 7, 2008
Replies
2
Views
3K
Carbon footprint Turn your lights off - Does it really make a difference?
Jun 7, 2008
Replies
11
Views
7K
Optical problem that eludes me
Jun 5, 2008
Replies
2
Views
2K
Understanding Wave Refraction in Denser Media
Jun 4, 2008
Replies
5
Views
3K
Interference in thin films: why thin?
Jun 4, 2008
Replies
2
Views
5K
Single slit diffraction / wave propagation
Jun 4, 2008
Replies
1
Views
4K
Explaining the Optical Illusion on a Spoon
Jun 4, 2008
Replies
5
Views
10K
Can a photon travel forever without interacting with matter?
Jun 1, 2008
Replies
4
Views
5K
Can Modulating Light Unlock the Secrets of Atomic Visibility?
May 31, 2008
Replies
5
Views
5K
What is the true nature of a photon?
May 30, 2008
Replies
44
Views
7K
Deriving Velocity in Polar Coordinates
May 28, 2008
Replies
4
Views
88K
Building a Telescope for Physics Class: Choosing Lenses & Mirrors
May 27, 2008
Replies
2
Views
2K
Interference pattern from a streetlight ?
May 27, 2008
Replies
18
Views
4K
Problem with understanding polarization
May 27, 2008
Replies
1
Views
2K
Why light from sun takes 8 minutes ?
May 25, 2008
Replies
9
Views
9K
Could gravity be the key to teleportation and understanding black holes?
May 23, 2008
Replies
4
Views
2K
Question about physics of light / light travel
May 22, 2008
Replies
6
Views
4K
Why do we say photons travel ?
May 22, 2008
Replies
34
Views
7K
Photon vs Energy: What's the Difference?
May 20, 2008
Replies
15
Views
4K
Boosting Light Energy: Increasing Amplitude Without Changing Frequency
May 19, 2008
Replies
8
Views
4K
How Can I Increase the Intensity of Light from a Fiber Optic for CCD Imaging?
May 18, 2008
Replies
8
Views
6K
Validity of a Formula for Superposition of Coherent Sound Waves
May 17, 2008
Replies
5
Views
4K
Help with the physics of optical illusions
May 15, 2008
Replies
8
Views
7K
Modulated Light and Doppler effect
May 15, 2008
Replies
11
Views
5K
Flight of projectiles from a rifle
May 14, 2008
Replies
5
Views
4K
What are the amplitudes called for blue visible light, and microwaves?
May 11, 2008
Replies
3
Views
3K
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