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Q&A

General Q&A about physics of any type and at any level

81%
+7 −0
80%
+6 −0
What is inflation in cosmology?

2 answers  ·  posted 9mo ago by JohnDoea‭  ·  last activity 6mo ago by Anonymous‭

77%
+5 −0
Should I always write units in equation no matter if it looks like variable?

2 answers  ·  posted 4mo ago by Anonymous‭  ·  last activity 4mo ago by Canina‭

75%
+4 −0
What is the meaning that the universe is flat?

2 answers  ·  posted 5mo ago by JohnDoea‭  ·  last activity 5mo ago by celtschk‭

71%
+3 −0
What is virtual work?

1 answer  ·  posted 5mo ago by Anonymous‭  ·  last activity 1mo ago by Anonymous‭

71%
+3 −0
Calculate Center of Thrust

1 answer  ·  posted 2mo ago by Josh Hyatt‭  ·  last activity 2mo ago by Olin Lathrop‭

71%
+3 −0
71%
+3 −0
What is "order" and "disorder" in entropy?

2 answers  ·  posted 3mo ago by Anonymous‭  ·  last activity 3mo ago by Derek Elkins‭

66%
+2 −0
66%
+2 −0
66%
+2 −0
What is semiholonomic?

1 answer  ·  posted 4mo ago by Anonymous‭  ·  last activity 4mo ago by HDE 226868‭

62%
+3 −1
What does Lagrangian actually represent?

2 answers  ·  posted 5mo ago by Anonymous‭  ·  last activity 5mo ago by Anonymous‭

62%
+3 −1
Why should there not be water below 6kms in the Earths crust?

0 answers  ·  posted 10mo ago by Conrado‭  ·  edited 10mo ago by Conrado‭

60%
+1 −0
60%
+4 −2
60%
+1 −0
60%
+1 −0
Find position of a particle at a time

1 answer  ·  posted 5mo ago by MissMulan‭  ·  last activity 5mo ago by celtschk‭

60%
+1 −0
What does Laplace operator represent?

1 answer  ·  posted 3mo ago by Anonymous‭  ·  last activity 1mo ago by Anonymous‭

60%
+1 −0
Signal modeling as only digital, only analogue, or as both

3 answers  ·  posted 5mo ago by JohnDoea‭  ·  last activity 5mo ago by Lundin‭

60%
+1 −0
60%
+1 −0
What's the meaning of "outdated" in physics?

1 answer  ·  posted 29d ago by Anonymous‭  ·  last activity 6d ago by Mithrandir24601‭

57%
+2 −1
50%
+0 −0
50%
+0 −0
50%
+0 −0
Prove differential form of Lagrangian

1 answer  ·  posted 5mo ago by Anonymous‭  ·  last activity 5mo ago by celtschk‭

50%
+0 −0
What is Apsidal Vector?

0 answers  ·  posted 4mo ago by Anonymous‭

50%
+0 −0
50%
+1 −1
Natural ways to acquire gravity for a colony on earth's moon

2 answers  ·  posted 7mo ago by JohnDoea‭  ·  last activity 5mo ago by Canina‭

42%
+1 −2
Book suggestion for Classical Mechanics

1 answer  ·  posted 5mo ago by Anonymous‭  ·  last activity 4mo ago by Anonymous‭

42%
+1 −2
Does folding glasses increase the probability of separating at the hinge?

1 answer  ·  posted 10mo ago by VLDR‭  ·  last activity 10mo ago by Olin Lathrop‭

40%
+0 −1

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