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Ray Optics Doubt: Can an Equilateral Triangle Form?
Sep 24, 2015
Replies
11
Views
2K
Light: Refraction, Diffraction, Slits, and Energy Law.
Sep 23, 2015
Replies
2
Views
1K
Is it possible for photons to display in the center of room?
Sep 22, 2015
Replies
13
Views
2K
Is light a wave or a straight line before it hits something?
Sep 22, 2015
Replies
40
Views
4K
Time for radio waves to reach moon?
Sep 20, 2015
Replies
2
Views
2K
What are the problems with using light to transmit data
Sep 19, 2015
Replies
4
Views
1K
Window reflection when dark out side act like mirror
Sep 19, 2015
Replies
3
Views
3K
Geometrical Optics: Explaining Concepts with Fermat's Principle
Sep 18, 2015
Replies
13
Views
2K
Does Convex Mirror Thickness Affect Focal Length and Image Sharpness?
Sep 18, 2015
Replies
16
Views
6K
Physics equations used in real world photonics problem?
Sep 17, 2015
Replies
5
Views
2K
Best material to reflect for 35GHz RF
Sep 15, 2015
Replies
9
Views
2K
Light and Doppler effect paradox?
Sep 13, 2015
Replies
13
Views
2K
Fermat's Principle to explain lenses and mirrors
Sep 11, 2015
Replies
4
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2K
Safe in a car if hit by lighting....NOT b/c of rubber tires?
Sep 11, 2015
Replies
4
Views
1K
Image formed from object at focal point of concave mirror
Sep 10, 2015
Replies
1
Views
3K
Infrared Waves in Optical Fibres
Sep 10, 2015
Replies
7
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3K
Confused About Wave Energy and Light Energy: Seeking Clarification
Sep 9, 2015
Replies
7
Views
1K
What is the trough in destructive interference of EM?
Sep 9, 2015
Replies
4
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1K
Refraction & Prisms: Angle of Incidence Explained
Sep 7, 2015
Replies
5
Views
1K
Why does light travel in straight lines in a vacuum?
Sep 6, 2015
Replies
4
Views
1K
If light transmitting without media, then
Sep 6, 2015
Replies
2
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1K
Light contain of what substance?
Sep 5, 2015
Replies
3
Views
2K
Why is impossible measurement of the magnitudes when his val
Sep 1, 2015
Replies
2
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1K
How a Microwave Receiver Works: Voltage & Current Outputs
Aug 29, 2015
Replies
5
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4K
Which photons pass through a circular annulus?
Aug 28, 2015
Replies
3
Views
1K
Can Photons Have a Born Date?
Aug 28, 2015
Replies
13
Views
2K
Nd:YAG laser optical system setup
Aug 28, 2015
Replies
4
Views
2K
Light is a transverse oscillitating wave (can't conceptualize)
Aug 27, 2015
Replies
2
Views
1K
X-Ray Diffraction in Crystals: Exploring Scattering & Interference
Aug 27, 2015
Replies
3
Views
2K
Question about dark fringe in diffraction
Aug 26, 2015
Replies
1
Views
2K
Will all matter be converted to photons?
Aug 25, 2015
Replies
36
Views
8K
Do Photons have Mass? - Comments
Aug 24, 2015
Replies
5
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2K
Laser TEM Modes - What Determines Output?
Aug 24, 2015
Replies
2
Views
3K
A question about speed of light
Aug 21, 2015
Replies
1
Views
1K
What produces the photons in light bulb filament?
Aug 20, 2015
Replies
5
Views
6K
Laser focusing over great distances
Aug 20, 2015
Replies
29
Views
5K
Pressure Impulses during Supersonic Flight
Aug 19, 2015
Replies
8
Views
2K
Combining Lasers for Higher Energy Light: Is It Possible?
Aug 17, 2015
Replies
6
Views
2K
Refractive Index: Variations & Formula Proof
Aug 15, 2015
Replies
4
Views
2K
How to estimate the power of a laser pointer
Aug 14, 2015
Replies
8
Views
5K
Problem understanding magnification
Aug 11, 2015
Replies
12
Views
6K
How do I create a liquid that generates constant UV light ?
Aug 10, 2015
Replies
4
Views
1K
Question about lens maker's formula
Aug 9, 2015
Replies
3
Views
3K
Why can't we see colors in moonlight?
Aug 8, 2015
Replies
3
Views
5K
Property of Light: Refraction & Angle of Bending
Aug 7, 2015
Replies
4
Views
1K
Direction of Light to our Eyes
Aug 6, 2015
Replies
1
Views
1K
X-Ray vs Gamma Ray: What's the Difference?
Aug 6, 2015
Replies
9
Views
3K
Quesitons about scattering of light
Aug 6, 2015
Replies
1
Views
1K
Polarized light from any suface?
Aug 5, 2015
Replies
1
Views
2K
Instantanious communication (faster than light)
Aug 5, 2015
Replies
4
Views
2K
Optics - focused vs. defocused image
Aug 3, 2015
Replies
7
Views
2K
Snell's Law Derivaiton: Solving the Minima in 8:53
Aug 3, 2015
Replies
6
Views
2K
Understanding the Wavelength of Light: Explained Simply | 750 nm Explanation
Aug 2, 2015
Replies
7
Views
2K
Recoil of a hydrogen atom emitting Lyman alpha photon
Aug 2, 2015
Replies
14
Views
3K
Why can't diffraction happen if wavelength>slit size
Aug 1, 2015
Replies
17
Views
18K
Refractive index in the ultraviolet region
Jul 31, 2015
Replies
3
Views
2K
Membrane Polarization: Best Source for Understanding Effect in Rocks
Jul 31, 2015
Replies
1
Views
1K
Light travels in water and not through opaque objects?
Jul 30, 2015
Replies
5
Views
2K
How is radio wave propagation modelled in seawater?
Jul 30, 2015
Replies
12
Views
10K
Picture of Bragg's diffraction sounds confusing
Jul 29, 2015
Replies
2
Views
2K
Heating Sand, Oil, Paraffin, and Salt Water in a Microwave
Jul 27, 2015
Replies
6
Views
2K
Optical microscopes and white light / laser light
Jul 27, 2015
Replies
4
Views
2K
What is the safest way to focus a powerful laser for a homemade laser gun?
Jul 25, 2015
Replies
4
Views
1K
Why there is no rain when clouds are scattered?
Jul 25, 2015
Replies
7
Views
2K
Halogen light bulb filament thicknesses?
Jul 23, 2015
Replies
16
Views
3K
X-Ray Spectrometer Lab: Atomic Number & X-Ray Absorption
Jul 23, 2015
Replies
7
Views
3K
Index of Refraction Measurement Uncertainty
Jul 23, 2015
Replies
3
Views
3K
Focal length of magnifying glass for VR?
Jul 21, 2015
Replies
1
Views
2K
Goldstein Central Force Repulsive Scattering
Jul 19, 2015
Replies
1
Views
1K
Superposition of SHM: Adding Two Equations for Understanding
Jul 18, 2015
Replies
2
Views
2K
Experimentally measure the degree of circular polarization
Jul 16, 2015
Replies
6
Views
5K
Does light slowly spread out longitudinally?
Jul 15, 2015
Replies
28
Views
3K
Feynman's Missing Equation in his Lectures(Optics)
Jul 13, 2015
Replies
2
Views
1K
Can a microwave carry more energy than a gamma-ray wave?
Jul 12, 2015
Replies
4
Views
2K
How Do Microwaves Create Plasma by Separating Atoms into Ions and Electrons?
Jul 7, 2015
Replies
5
Views
2K
Light through a tube - Solid Angle (Oblique Cone)
Jul 7, 2015
Replies
1
Views
3K
Which theory explains behavior of photon?
Jul 6, 2015
Replies
1
Views
843
What is the longest wave-lenght of a photon?
Jul 5, 2015
Replies
11
Views
2K
Frequency Components of a Lightning Strike
Jul 4, 2015
Replies
2
Views
6K
Is it possible to reflect light off of air?
Jul 4, 2015
Replies
4
Views
2K
Question about camera lens taking a picture
Jul 4, 2015
Replies
8
Views
2K
Do ferrous metals become polarized when attached to mag?
Jul 3, 2015
Replies
1
Views
1K
Why Does a Wave Reflect at a Free End with Unchanged Polarity?
Jul 3, 2015
Replies
3
Views
2K
Polarization change upon Reflection
Jul 2, 2015
Replies
2
Views
3K
The Physics Behind Fluorescent Lamps
Jul 2, 2015
Replies
1
Views
3K
What Determines the Zig Zag Pattern of Lightning?
Jul 2, 2015
Replies
44
Views
7K
Closed loop problem for lighting in thunderstorm?
Jun 30, 2015
Replies
4
Views
2K
Anamorphic and Spherical Lens Focusing
Jun 30, 2015
Replies
8
Views
5K
Can I Create a Visible Light Pattern Using a Combination of Laser Beam and LED?
Jun 27, 2015
Replies
2
Views
2K
Is the Mass of Light Constant?
Jun 26, 2015
Replies
5
Views
1K
Absorption and emission of light
Jun 26, 2015
Replies
15
Views
3K
How quickly do changes in fundamental forces propagate?
Jun 26, 2015
Replies
3
Views
1K
Do Particles at LHC Travel Near Light Speed?
Jun 23, 2015
Replies
3
Views
1K
Light Waves & Wave Inversion: Understand the Phenomenon
Jun 23, 2015
Replies
2
Views
1K
Parallel light rays through a sprial wave plate diverge?
Jun 20, 2015
Replies
3
Views
2K
Relation Between Computers, Light and Pi
Jun 18, 2015
Replies
7
Views
1K
Single slit diffraction confusion
Jun 18, 2015
Replies
2
Views
1K
UVA/UVB Light: Why does UVA penetrate deeper into the skin?
Jun 17, 2015
Replies
1
Views
2K
Relativity: Massless particles and photons
Jun 17, 2015
Replies
5
Views
2K
Where Can I Find Diodes for Line-Shaped Beams in Soft X-Ray Experiments?
Jun 17, 2015
Replies
3
Views
2K
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