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Help Please: Need advice for studying for my freshman geometrical optics class
1 minute ago
Replies
3
Views
32
I
Quantum Entanglement and Synchronization
9 minutes ago
Replies
6
Views
62
I
Entropy and configurations of microstates
23 minutes ago
Replies
5
Views
75
B
average velocity as a weighted mean
29 minutes ago
Replies
1
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21
Family of lines that are at a distance of 5 from the origin
45 minutes ago
Replies
10
Views
97
Today I Learned
Today, 5:20 AM
134
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7K
Views
442K
Wordle Lovers - Play the NYT Daily Game
Today, 4:43 AM
153
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8K
Views
216K
B
Here's a Statistics problem for game of Polo (or Hockey if you like)
Today, 3:54 AM
Replies
2
Views
27
Electrical
Unused light switch in the living room?
Today, 3:54 AM
Replies
3
Views
35
Collection of Lame Jokes
Today, 3:11 AM
459
Replies
23K
Views
2M
I
Follow-up Einstein Definition of Simultaneity for Langevin Observers
Today, 2:17 AM
Replies
0
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74
Random Photos
Today, 2:07 AM
64
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3K
Views
146K
I
Trouble understanding an online solution to an exercise in Dummit & Foote
Today, 2:03 AM
Replies
16
Views
643
Programming Jokes: Lame, Science & Math Jokes!
Today, 12:55 AM
9
Replies
430
Views
31K
3-terminal device external modeling
Today, 12:36 AM
Replies
0
Views
16
Learning Assembly and computer architecture for x86
Yesterday, 11:09 PM
2
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82
Views
454
Stargazing
Solar Activity and Space Weather Update thread
Yesterday, 9:39 PM
9
Replies
430
Views
51K
Other
Which branch of engineering is more physics heavy?
Yesterday, 9:30 PM
2
Replies
56
Views
440
Bad Math Jokes
Yesterday, 8:59 PM
8
Replies
386
Views
37K
Share Animal Pictures: For Animal Lovers
Yesterday, 8:58 PM
60
Replies
3K
Views
262K
Most Hard-Driving Music?
Yesterday, 8:22 PM
2
Replies
87
Views
3K
Random Thoughts 7
Yesterday, 8:01 PM
35
Replies
2K
Views
52K
Passkeys replacing Passwords
Yesterday, 7:37 PM
Replies
0
Views
16
B
A Time Crystal Visible to the Human Eye
Yesterday, 7:32 PM
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0
Views
23
Some better explanation of Push Notifications
Yesterday, 7:20 PM
Replies
7
Views
77
'How Does Your Garden Grow' thread - raised beds
Yesterday, 7:20 PM
Replies
35
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1K
Hi everyone!
Yesterday, 6:53 PM
Replies
4
Views
21
Programs
Electrical Engineering PhD or Applied Physics PhD?
Yesterday, 5:42 PM
Replies
3
Views
101
Intro Physics
Physics Introduction book
Yesterday, 5:08 PM
Replies
2
Views
28
Applied Math PhD candidate but I hate group theory
Yesterday, 4:44 PM
Replies
12
Views
2K
Music
Cover songs versus the original track, which ones are better?
Yesterday, 4:43 PM
41
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2K
Views
87K
Sticky
Our Beautiful Universe - Photos and Videos
Yesterday, 2:54 PM
48
Replies
2K
Views
257K
I
Trouble with a passage in Zariski & Samuel's Commutative algebra text
Yesterday, 2:04 PM
Replies
5
Views
625
Collection of Science Jokes P2
Yesterday, 1:00 PM
80
Replies
4K
Views
428K
Errors and significant figures
Yesterday, 12:47 PM
Replies
24
Views
159
Thread No-Go plug gage allows 3 turns to enter. That's too many!
Yesterday, 11:51 AM
Replies
0
Views
19
Solubility of MgSO47H2O in water
Yesterday, 9:36 AM
Replies
32
Views
327
How Do I Draw This Shear and Moment Diagram?
Yesterday, 9:00 AM
Replies
12
Views
696
I
Follow-up on the Expanding Universe Insight article
Yesterday, 8:07 AM
Replies
2
Views
132
I
The Physics of unloading sand from a barge
Yesterday, 7:01 AM
Replies
4
Views
112
Physics of Stretch: What pressure does a band apply on a cylinder?
Yesterday, 6:00 AM
Replies
3
Views
56
I
Electron energy in atoms
Yesterday, 5:50 AM
Replies
10
Views
184
Insights
Relativator (Circular Slide-Rule): Simulated with Desmos - Insight
Yesterday, 5:02 AM
Replies
1
Views
93
Explain this asphalt sheen
Monday, 5:48 PM
Replies
10
Views
166
hi
Monday, 5:41 PM
Replies
10
Views
101
I
How do Tensors "work" in relation to linear algebraic objects?
Monday, 4:08 PM
Replies
7
Views
179
Introduction
Monday, 3:43 PM
Replies
4
Views
42
B
3I/ATLAS, Interstellar Comet
Monday, 3:04 PM
Replies
8
Views
228
Music
Why are ABBA so popular?
Monday, 11:58 AM
5
Replies
201
Views
11K
I
Effective absorption coefficient of gold nanoparticles
Monday, 11:41 AM
Replies
5
Views
178
I
Violation of Bell Inequality with unentangled photons
Monday, 11:39 AM
2
Replies
73
Views
801
Can terminal velocity be determined from the information given?
Monday, 10:49 AM
Replies
7
Views
119
I
Modern View of Quantum Phenomena
Monday, 10:41 AM
2
Replies
69
Views
1K
A cylinder connected to a hanging mass
Monday, 10:23 AM
Replies
21
Views
243
I
Toponium Discovered
Monday, 9:47 AM
Replies
9
Views
181
Compton shift problem
Monday, 9:39 AM
Replies
9
Views
51
I
Confused about time dilation -- motion vs energy
Monday, 8:36 AM
Replies
9
Views
278
News
Weird News Compilation
Monday, 8:11 AM
42
Replies
2K
Views
148K
Insights
Fermat's Last Theorem
Monday, 7:20 AM
2
Replies
91
Views
6K
Sticky
Other
Collection of Free Online Physics Books and Lecture Notes (Part 2)
Monday, 6:49 AM
Replies
32
Views
8K
A
1-Way Speed of Light
Monday, 6:45 AM
Replies
42
Views
630
I
Does a qubit break interference in the double slit experiment?
Monday, 6:03 AM
Replies
9
Views
89
I
A sufficient condition for integrability of equation ##\nabla g=0##
Monday, 2:12 AM
Replies
44
Views
918
AI Marketed To Students: "Hello easy A's!"
Monday, 12:31 AM
Replies
6
Views
88
B
A quartet of epi-illumination methods
Sunday, 5:31 PM
Replies
2
Views
51
Finding the nth roots of a complex number
Sunday, 4:18 PM
Replies
21
Views
218
Sticky
Space Stuff and Launch Info
Sunday, 4:06 PM
32
Replies
2K
Views
159K
A
Gravitational Analysis of Wide Binaries
Sunday, 2:26 PM
Replies
13
Views
176
Unable to display LaTeX
Sunday, 12:34 PM
Replies
7
Views
100
I
Determining isomorphism for ##\frac{R}{(a, b)}##
Sunday, 8:21 AM
Replies
4
Views
735
Atwood's with a cylinder - Rotational Motion
Sunday, 7:10 AM
Replies
13
Views
850
B
Atmosphere on moons
Sunday, 6:05 AM
Replies
10
Views
119
A
What is the connection between entanglement and the no-cloning theorem?
Sunday, 3:01 AM
Replies
1
Views
62
Help me to clear my doubt about a problem of Classical Mechanics (Car and Bicycle)
Saturday, 6:39 PM
Replies
6
Views
74
Does it make sense to build new radio telescopes?
Saturday, 3:27 PM
Replies
46
Views
500
B
Is space stretching or is new space being created?
Saturday, 12:10 PM
Replies
39
Views
3K
What should I do if I found a paper with same result as mine?
Saturday, 10:38 AM
Replies
6
Views
153
I need help understanding this quote about recent Natural Selection
Saturday, 9:47 AM
Replies
15
Views
159
I
Detecting Gravitons?
Saturday, 9:32 AM
Replies
1
Views
104
Just a computer programmer that enjoys physics
Saturday, 8:19 AM
Replies
4
Views
53
B
Light speedup question
Saturday, 7:36 AM
Replies
10
Views
139
B
Beam on an inclined plane
Saturday, 7:16 AM
Replies
4
Views
95
B
Two/three photon absorption chemical substance producing photons for electricity generation
Saturday, 4:47 AM
Replies
0
Views
33
Music
Who is your favorite Jazz musician and what is your favorite song?
Friday, 9:12 PM
7
Replies
314
Views
20K
Thank you to mentors, advisors and members
Friday, 8:56 PM
Replies
13
Views
253
Is AI hype?
Friday, 8:24 PM
8
Replies
362
Views
9K
Insights
Quantum Entanglement is a Kinematic Fact, not a Dynamical Effect
Friday, 7:59 PM
Replies
7
Views
164
Tension in a string connecting two blocks having equal and opposite velocities
Friday, 5:59 PM
Replies
21
Views
309
B
Quantum entanglement
Friday, 5:30 PM
Replies
1
Views
45
A
Dirac-Delta from Normalization of Continuous Eigenfunctions
Friday, 4:33 PM
Replies
1
Views
3K
I
Why is there such a difference between the total cross-section data? (simulation vs. experiment)
Friday, 4:30 PM
Replies
0
Views
28
B
Onto set mapping is the surjective set mapping, and into injective?
Friday, 12:22 PM
Replies
4
Views
85
Introductions
Friday, 11:45 AM
Replies
5
Views
102
Predictions for the Nobel Prize in Physics 2025
Friday, 11:29 AM
Replies
8
Views
248
Net metering - hybrid solar inverter system question
Friday, 10:25 AM
Replies
4
Views
119
I
Quantum behaviour of an electron around a positively charged sphere
Friday, 9:56 AM
Replies
18
Views
236
Music
Today's Fusion Music: T Square, Cassiopeia, Rei & Kanade Sato
Friday, 9:01 AM
3
Replies
105
Views
12K
I
Differences between left vs right actions in some group theory questions
Friday, 8:41 AM
Replies
1
Views
61
Enthalpy - published values
Friday, 5:59 AM
Replies
5
Views
96
ChatGPT Examples, Good and Bad
Friday, 3:23 AM
7
Replies
313
Views
26K
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